Update CI process

build:

  stage: build

  script:

  - echo $ANDROID_SDK_HOME

  - echo $JAVA_HOME

  - git submodule update --recursive --init

  - ./gradlew build

  - echo sdk.dir $ANDROID_HOME > local.properties

  - export TERM=dumb

  - export JAVA_OPTS="-XX:+CMSClassUnloadingEnabled -XX:+HeapDumpOnOutOfMemoryError -Xmx2048m"

  - ./gradlew assemble

  artifacts:

    paths:

    - play-services-core/build/outputs/apk/