Merge pull request rails#44486 from ghousemohamed/patch-7

Added missing mention of `.gitattributes` file in Getting Started documentation [ci-skip]

Author: jonathanhefner

guides/source/getting_started.md

@@ -186,7 +186,8 @@ of the files and folders that Rails creates by default:
 |test/|Unit tests, fixtures, and other test apparatus. These are covered in [Testing Rails Applications](testing.html).|
 |tmp/|Temporary files (like cache and pid files).|
 |vendor/|A place for all third-party code. In a typical Rails application this includes vendored gems.|
-|.gitignore|This file tells git which files (or patterns) it should ignore. See [GitHub - Ignoring files](https://help.github.com/articles/ignoring-files) for more info about ignoring files.|
+|.gitattributes|This file defines metadata for specific paths in a git repository. This metadata can be used by git and other tools to enhance their behavior. See the [gitattributes documentation](https://git-scm.com/docs/gitattributes) for more information.|
+|.gitignore|This file tells git which files (or patterns) it should ignore. See [GitHub - Ignoring files](https://help.github.com/articles/ignoring-files) for more information about ignoring files.|
 |.ruby-version|This file contains the default Ruby version.|
 
 Hello, Rails!