Fix workflow

Author: ncooke3

.github/workflows/combine.yml

@@ -48,7 +48,7 @@ concurrency:
 jobs:
   xcodebuild:
     # Don't run on private repo unless it is a PR.
-    if: (github.repository == 'Firebase/firebase-ios-sdk' && github.event_name == 'schedule') || github.event_name == 'pull_request'
+    if: (github.repository == 'Firebase/firebase-ios-sdk' && github.event_name == 'schedule') || contains(fromJSON('["pull_request", "workflow_dispatch"]'), github.event_name)
     runs-on: macos-15
 
     strategy:
@@ -74,7 +74,7 @@ jobs:
 
   storage-combine-integration:
     # Don't run on private repo unless it is a PR.
-    if: (github.repository == 'Firebase/firebase-ios-sdk' && github.event_name == 'schedule') || github.event_name == 'pull_request'
+    if: (github.repository == 'Firebase/firebase-ios-sdk' && github.event_name == 'schedule') || contains(fromJSON('["pull_request", "workflow_dispatch"]'), github.event_name)
     env:
       plist_secret: ${{ secrets.GHASecretsGPGPassphrase1 }}
     runs-on: macos-15