Synced instrucitons and metadata from problem specs.

Author: BethanyG

exercises/practice/pascals-triangle/.docs/instructions.md

@@ -2,8 +2,7 @@
 
 Compute Pascal's triangle up to a given number of rows.
 
-In Pascal's Triangle each number is computed by adding the numbers to
-the right and left of the current position in the previous row.
+In Pascal's Triangle each number is computed by adding the numbers to the right and left of the current position in the previous row.
 
 ```text
     1

exercises/practice/pascals-triangle/.meta/config.json

@@ -30,5 +30,5 @@
     ]
   },
   "source": "Pascal's Triangle at Wolfram Math World",
-  "source_url": "http://mathworld.wolfram.com/PascalsTriangle.html"
+  "source_url": "https://www.wolframalpha.com/input/?i=Pascal%27s+triangle"
 }