Introduce tool to update pull request reviews in place (body, event, commit)#1149

Saba-Fatima wants to merge 2 commits intogithub:maingithub/github-mcp-server:mainfrom

Saba-Fatima:sabafatima/update-pull-request-reviewSaba-Fatima/github-mcp-server:sabafatima/update-pull-request-reviewCopy head branch name to clipboard