bowling, transpose: conform array format to rest of file

bowling has `previousRolls` on a single line.
transpose has each element of `lines` on its own line.

pull request: #1968

Author: petertseng

exercises/bowling/canonical-data.json

@@ -133,9 +133,7 @@
       "description": "last two strikes followed by only last bonus with non strike points",
       "property": "score",
       "input": {
-        "previousRolls": [
-          0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 10, 0, 1
-        ]
+        "previousRolls": [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 10, 10, 0, 1]
       },
       "expected": 31
     },

exercises/transpose/canonical-data.json

@@ -64,7 +64,9 @@
       "description": "single line",
       "property": "transpose",
       "input": {
-        "lines": ["Single line."]
+        "lines": [
+          "Single line."
+        ]
       },
       "expected": [
         "S",