Update comment for $\unwind examples

Author: GromNaN

generator/config/expression/objectToArray.yaml

@@ -33,8 +33,7 @@ tests:
                     warehouses:
                         $objectToArray: '$instock'
             -
-                # The example in the docs uses the short syntax for $unwind,
-                # but the aggregation builder always uses the more verbose syntax.
+                # The builder uses the verbose form of the $unwind operator
                 # $unwind: '$warehouses'
                 $unwind:
                     path: '$warehouses'

generator/config/stage/facet.yaml

@@ -21,6 +21,7 @@ tests:
                 $facet:
                     categorizedByTags:
                         -
+                            # The builder uses the verbose form of the $unwind operator
                             # $unwind: '$tags'
                             $unwind:
                                 path: '$tags'

generator/config/stage/replaceRoot.yaml

@@ -31,6 +31,7 @@ tests:
         link: 'https://www.mongodb.com/docs/manual/reference/operator/aggregation/replaceRoot/#-replaceroot-with-a-document-nested-in-an-array'
         pipeline:
             -
+                # The builder uses the verbose form of the $unwind operator
                 # $unwind: '$grades'
                 $unwind:
                     path: '$grades'

generator/config/stage/replaceWith.yaml

@@ -31,6 +31,7 @@ tests:
         link: 'https://www.mongodb.com/docs/manual/reference/operator/aggregation/replaceWith/#-replacewith-a-document-nested-in-an-array'
         pipeline:
             -
+                # The builder uses the verbose form of the $unwind operator
                 # $unwind: '$grades'
                 $unwind:
                     path: '$grades'

generator/config/stage/sortByCount.yaml

@@ -17,6 +17,7 @@ tests:
         link: 'https://www.mongodb.com/docs/manual/reference/operator/aggregation/sortByCount/#example'
         pipeline:
             -
+                # The builder uses the verbose form of the $unwind operator
                 # $unwind: '$tags'
                 $unwind:
                     path: '$tags'