ci: clean weekly-patch-proposals trigger

.crow/weekly-patch-proposals.yaml

@@ -7,12 +7,8 @@
 # Global across platforms (the classifier groups over all of single_builds), so
 # a single job -- no matrix. Clones read-only; the only write is the Forgejo
 # issue via FORGEJO_TOKEN.
-#
-# Register the cron in the crow UI as `weekly-patch-proposals`, or run manually:
-#   woodpecker-cli pipeline create --var task=weekly-patch-proposals --branch=main 7
 when:
   - event: manual
-    evaluate: 'task == "weekly-patch-proposals"'
   - event: cron
     cron: weekly-patch-proposals