Merge topic 'doc-CMP0199-relnote' into release-4.2

b685d160cd Help: Clarify 4.2 release note on `$<CONFIG>` policy CMP0199

Acked-by: Kitware Robot <[email protected]>
Merge-request: !11331

Help/release/4.2.rst

@@ -202,8 +202,9 @@ Deprecated and Removed Features
 Other Changes
 =============
 
-* The :genex:`$<CONFIG:cfgs>` generator expression no longer matches multiple
-  configurations.  See policy :policy:`CMP0199`.
+* The :genex:`$<CONFIG:cfgs>` generator expression, when appearing on an
+  imported target, has been fixed to only match the configuration actually
+  being consumed.  See policy :policy:`CMP0199`.
 
 * Selection of configuration and location of imported targets is now more
   consistent.  See policy :policy:`CMP0200`.