Update build-ios.yml

Author: dddevid

.github/workflows/build-ios.yml

@@ -87,4 +87,4 @@ jobs:
         with:
           name: app-${{ inputs.build_mode }}-unsigned.ipa
           path: app-${{ inputs.build_mode }}-unsigned.ipa
-          retention-days: 30
+          retention-days: 30