Update dependencies

.github/workflows/test.yml

@@ -17,7 +17,7 @@ jobs:
 
     strategy:
       matrix:
-        node-versions: [ '12', '14' ]
+        node-versions: [ '14' ]
 
     steps:
     - name: Checkout repository

.nvmrc

@@ -1 +1 @@
-lts/*
+14

lib/map_old_to_new_file_path.js

@@ -3,7 +3,7 @@ const grunt = require( 'grunt' );
 /**
  * Replaces file names in the passed filePath with the file names in the fileMappings.
  *
- * @param {string} filePath The path to the file where the filenames should be replaced.
+ * @param {string} filePath     The path to the file where the filenames should be replaced.
  * @param {Object} fileMappings The file names to replace and the file names they should be replaced with.
  *
  * @return {void}