Add Locomotive Engineer (#418)

Author: meatball133

building/tracks/stories/README.md

@@ -183,6 +183,7 @@ The last column includes links to the respective implementations in the tracks.
 | **ellens-alien-game**                  | classes                                                                | [python](https://github.com/exercism/python/tree/main/exercises/concept/ellens-alien-game)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |
 | **plane-tickets**                      | generators                                                             | [python](https://github.com/exercism/python/tree/main/exercises/concept/plane-tickets) (wip)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
 | **restaurant-rozalynn**                | none                                                                   | [python](https://github.com/exercism/python/tree/main/exercises/concept/restaurant-rozalynn) (wip)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               |
+| **Locomotive Engineer**                | unpacking, and multiple assignment                                                                   | [python](https://github.com/exercism/python/tree/main/exercises/concept/locomotive-engineer)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         |
 | **amusement-park-improvements**        | booleans                                                               | [ruby](https://github.com/exercism/ruby/tree/main/exercises/concept/amusement-park-improvements)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
 | **log-line-parser**                    | strings                                                                | [ruby](https://github.com/exercism/ruby/tree/main/exercises/concept/log-line-parser)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             |
 | **assembly-line**                      | numbers, integers                                                      | [ruby](https://github.com/exercism/ruby/tree/main/exercises/concept/assembly-line), [rust](https://github.com/exercism/rust/tree/main/exercises/concept/assembly-line)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |