Workaround GHA download overload crashes (#11)

Author: paulb777

.github/workflows/spm.yml

@@ -30,18 +30,25 @@ jobs:
     strategy:
       matrix:
         os: [macos-14]
-        target: [iOS, tvOS, macOS, catalyst, visionOS]
-        xcode: [Xcode_15.2, Xcode_15.4, Xcode_16_Release_Candidate]
+        # Target and Xcode matrix commented to workaround GHA download overload crashes
+        # target: [iOS, tvOS, macOS, catalyst, visionOS]
+        # xcode: [Xcode_15.2, Xcode_16_Release_Candidate]
     runs-on: ${{ matrix.os }}
     env:
       FIREBASE_MAIN: 1
     steps:
     - uses: actions/checkout@v4
-    - name: Xcode
-      run: sudo xcode-select -s /Applications/${{ matrix.xcode }}.app/Contents/Developer
     - name: Setup Scripts Directory
       run: ./setup-scripts.sh
+    - name: Xcode 15
+      run: sudo xcode-select -s /Applications/Xcode_15.4.app/Contents/Developer
     - name: Initialize xcodebuild
       run: xcodebuild -list
     - name: iOS Unit Tests
-      run: scripts/third_party/travis/retry.sh scripts/build.sh FirebaseDataConnect ${{ matrix.target }} spm
+      run: scripts/third_party/travis/retry.sh scripts/build.sh FirebaseDataConnect iOS spm
+    - name: tvOS Unit Tests
+      run: scripts/third_party/travis/retry.sh scripts/build.sh FirebaseDataConnect tvOS spm
+    - name: macOS Unit Tests
+      run: scripts/third_party/travis/retry.sh scripts/build.sh FirebaseDataConnect macOS spm
+    - name: visionOS Unit Tests
+      run: scripts/third_party/travis/retry.sh scripts/build.sh FirebaseDataConnect visionOS spm