[Android] Warning : Download https://dl.google.com/dl/android/maven2/com/google/firebase/firebase-measurement-connector-impl/17.0.5/firebase-measurement-connector-impl-17.0.5-javadoc.jar

<Warning> Download https://dl.google.com/dl/android/maven2/com/google/firebase/firebase-measurement-connector-impl/17.0.5/firebase-measurement-connector-impl-17.0.5-javadoc.jar

https://stackoverflow.com/questions/54601501/could-not-get-resource-http-firebase-measurement-connector-impl-17-0-5-jav

gradle 파일의 버전을 5.x 이상으로 올려야 한다고 함.