Merge pull request #1876 from Shopify/ko/ci-status

Trigger matrix status check for push and PR events

.github/workflows/ci.yml

@@ -71,7 +71,7 @@ jobs:
         continue-on-error: ${{ !!matrix.experimental }}
 
   buildall:
-    if: ${{ always() && github.event.pull_request }}
+    if: ${{ always() }}
     runs-on: ubuntu-latest
     name: Build (matrix)
     needs: [linters, tests]