Fix wasm CI invalid format issue

Author: Kyle-Ye

.github/workflows/wasm.yml

@@ -14,7 +14,7 @@ jobs:
       matrix:
         swift_version: ["5.10-RELEASE"]
         os: [ubuntu-22.04]
-        extra_params: []
+        extra_params: [""]
     runs-on: ${{ matrix.os }}
     env:
       OPENSWIFTUI_WERROR: 1