CP issue template assignees - remove whesse

Closes #50822

GitOrigin-RevId: 05e2bf2
Change-Id: I31ff413bbbee7910438f1d45ca3cb632464db02d
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/277040
Commit-Queue: William Hesse <[email protected]>
Reviewed-by: Kevin Moore <[email protected]>
Reviewed-by: Michael Thomsen <[email protected]>

Author: whesse

.github/ISSUE_TEMPLATE/2_cherry_pick.yml

@@ -4,7 +4,6 @@ title: '[CP] <title>'
 labels: ['cherry-pick-review']
 assignees:
   - mit-mit
-  - whesse
   - athomas
   - vsmenon
   - itsjustkevin