Keep propagate matrix jobs independent (#185)

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: chriscarrollsmith

.github/workflows/propagate.yml

@@ -11,6 +11,7 @@ permissions:
 jobs:
   propagate:
     strategy:
+      fail-fast: false
       matrix:
         branch: [modal, hetzner]
     runs-on: ubuntu-latest