Fix androd-perf workflow OOM

Author: Guang Yang

.github/workflows/android-perf.yml

@@ -135,7 +135,7 @@ jobs:
           delegate: ${{ fromJson(needs.set-parameters.outputs.delegates) }}
       fail-fast: false
     with:
-      runner: linux.2xlarge
+      runner: linux.4xlarge
       docker-image: executorch-ubuntu-22.04-clang12-android
       submodules: 'true'
       timeout: 60