Fix issue in publish_release pipeline testing swift-format in debug configuration

Author: ahoppen

.github/workflows/publish_release.yml

@@ -116,8 +116,8 @@ jobs:
         # fatal: empty ident name (for <>) not allowed
         cmd /c "type $env:TEMP\patch.diff | git am || (exit /b 1)"
       # We require that releases of swift-format build without warnings
-      linux_build_command: swift test -Xswiftc -warnings-as-errors ${{ matrix.release && '-c release' }}
-      windows_build_command: swift test -Xswiftc -warnings-as-errors ${{ matrix.release && '-c release' }}
+      linux_build_command: swift test -Xswiftc -warnings-as-errors ${{ matrix.release && '-c release' || '' }}
+      windows_build_command: swift test -Xswiftc -warnings-as-errors ${{ matrix.release && '-c release' || '' }}
   create_tag:
     name: Create Tag
     runs-on: ubuntu-latest