PEP 727: Documentation Metadata in Typing (#3310)

Author: tiangolo

.github/CODEOWNERS

@@ -602,6 +602,7 @@ pep-0721.rst  @encukou
 pep-0722.rst  @pfmoore
 pep-0723.rst  @AA-Turner
 pep-0725.rst  @pradyunsg
+pep-0727.rst  @JelleZijlstra
 # ...
 # pep-0754.txt
 # ...