Update pr-feedback.yml

Signed-off-by: René Gieling <github@dartcafe.de>

.github/workflows/pr-feedback.yml

@@ -30,5 +30,5 @@ jobs:
             Thank you for contributing to Nextcloud and we hope to hear from you soon!
           days-before-feedback: 14
           start-date: "2023-07-10"
-          exempt-authors: "${{ steps.scrape.outputs.users }},nextcloud-command,nextcloud-android-bot,skjnldsv,datenangebot"
+          exempt-authors: "${{ steps.scrape.outputs.users }},nextcloud-command,nextcloud-android-bot,skjnldsv,datenangebot,dartcafe"
           exempt-bots: true