Do not print the delegation message when a PR is reopened
Do not print the delegation message when a PR is reopened

Also fixes similar cases in other situations.

barosl/homu,karen-irc/homu,servo/homu,barosl/homu,frewsxcv/homu,frewsxcv/homu,coldnight/homu,coldnight/homu,karen-irc/homu,servo/homu