Change renovate branch trigger (#2791)

Ever since we disabled renovate on v1, the branch names have changed.
This means the job has not been running. Update the branch
names on which this job runs.

.github/workflows/renovate.yml

@@ -1,7 +1,7 @@
 on:
   push:
     branches:
-      - renovate/master-*
+      - renovate/*
 permissions:
   contents: read
 name: renovate