Do not cache AVD (#6626)

This causes tons of hard-to-reproduce bugs on CI.

.github/workflows/checks.yml

@@ -127,25 +127,6 @@ jobs:
           key: gradle-${{ hashFiles('**/*.gradle*') }}-${{ hashFiles('**/gradle/wrapper/gradle-wrapper.properties') }}
       - name: Build with Gradle
         run: ./gradlew assemblePlayDebugAndroidTest
-      - name: Cache AVD
-        uses: actions/cache@v3
-        id: avd-cache
-        with:
-          path: |
-            ~/.android/avd/*
-            ~/.android/adb*
-          key: avd-${{ hashFiles('.github/workflows/*') }}
-      - name: Create AVD and generate snapshot for caching
-        if: steps.avd-cache.outputs.cache-hit != 'true'
-        uses: reactivecircus/android-emulator-runner@v2
-        with:
-          api-level: ${{ env.api-level }}
-          target: aosp_atd
-          channel: canary
-          force-avd-creation: false
-          emulator-options: -no-window -gpu swiftshader_indirect -noaudio -no-boot-anim -camera-back none
-          disable-animations: true
-          script: echo "Generated AVD snapshot for caching."
       - name: Android Emulator test
         uses: reactivecircus/android-emulator-runner@v2
         with: