Update CHANGES for PR #8050

Author: tk0miya

CHANGES

@@ -31,6 +31,7 @@ Features added
 * #8298: sphinx-quickstart: Add :option:`sphinx-quickstart --no-sep` option
 * #8304: sphinx.testing: Register public markers in sphinx.testing.fixtures
 * #8051: napoleon: use the obj role for all See Also items
+* #8050: napoleon: Apply :confval:`napoleon_preprocess_types` to every field
 
 Bugs fixed
 ----------