Replaced gh pr edit with raw gh api call due to a bug

Author: alongosz

.github/workflows/expand-team-reviewers.yml

@@ -60,10 +60,15 @@ jobs:
             members_list=$(echo "$members" | paste -sd ",")
             echo "Requesting review for $repo#$pr from $org/$team members: $members_list"
 
-            gh pr edit "$pr" \
-              --repo "$repo" \
-              --remove-reviewer "$org/$team" \
-              --add-reviewer "$members_list"
+            gh api --method DELETE \
+                -H "Accept: application/vnd.github+json" \
+                -H "X-GitHub-Api-Version: 2022-11-28" \
+                /repos/$repo/pulls/$pr/requested_reviewers --input - <<< '{
+                    "reviewers": [],
+                    "team_reviewers": [
+                        "'"$team"'"
+                    ]
+            }'
           fi
         env:
           GITHUB_TOKEN: ${{ steps.generate_token.outputs.token }}