Update Android instrumentation tests step

Using Ubuntu build machine instead of macOS,
which is significantly faster to spin up.
https://github.com/ReactiveCircus/android-emulator-runner
for more details about Android emulator test GitHub action config.

.github/workflows/main.yaml

@@ -25,13 +25,23 @@ jobs:
         COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_REPO_TOKEN }}
       run: "./gradlew coveralls"
   androidTest:
-    runs-on: macOS-latest
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        api-level: [ 34 ]
     steps:
       - uses: actions/checkout@v4
+      - name: Enable KVM
+        run: |
+          echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
+          sudo udevadm control --reload-rules
+          sudo udevadm trigger --name-match=kvm
+      - name: Gradle cache
+        uses: gradle/actions/setup-gradle@v3
       - name: Instrumentation Tests
         uses: reactivecircus/android-emulator-runner@v2
         with:
-          api-level: 34
-          arch: x86
+          api-level: ${{ matrix.api-level }}
+          emulator-options: -no-snapshot-save -no-window -gpu swiftshader_indirect -noaudio -no-boot-anim -camera-back none
           disable-animations: true
           script: ./gradlew connectedAndroidTest --stacktrace