Update GitHub Actions

PiperOrigin-RevId: 466816212
diff --git a/.github/workflows/validate.yaml b/.github/workflows/validate.yaml
index d24ad79..c7d829e 100644
--- a/.github/workflows/validate.yaml
+++ b/.github/workflows/validate.yaml
@@ -6,26 +6,6 @@
   FORCE_COLOR: true
 
 jobs:
-  build:
-    name: Build
-    runs-on: macOS-latest
-    steps:
-    - uses: actions/checkout@v3
-      with:
-        submodules: true
-    - name: Build
-      run: swift build
-
-  test:
-    name: Test
-    runs-on: macOS-latest
-    steps:
-    - uses: actions/checkout@v3
-      with:
-        submodules: true
-    - name: Test
-      run: swift test
-
   build-swift:
     name: Build Swift
     runs-on: macOS-latest