我将其添加到我的项目中:implementation'com.google.firebase:firebase-messaging:19.0.0'和结果:ERROR:Manifestmergerfailed:Attributeapplication@appComponentFactoryvalue=(android.support.v4.app.CoreComponentFactory)from[com.android.support:support-compat:28.0.0]AndroidManifest.xml:22:18-91isalsopresentat[androidx.c