fix: ci issue

Author: DominicGBauer

.github/workflows/build_and_test.yaml

@@ -10,6 +10,12 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - name: Build
-        run: swift build
-      - name: Run tests
-        run: swift test
+        run: |
+          xcodebuild build \
+            -scheme PowerSyncSwift \
+            -destination "platform=iOS Simulator,name=iPhone 16"
+      - name: Test
+        run: |
+          xcodebuild test \
+            -scheme PowerSyncSwift \
+            -destination "platform=iOS Simulator,name=iPhone 16"