android: do not embed firebase-analytics

Change-Id: I0fee34c7c21ca6ad13514d48fc9c5600b06f6d96
diff --git a/ring-android/app/build.gradle b/ring-android/app/build.gradle
index eaef287..62c1394 100644
--- a/ring-android/app/build.gradle
+++ b/ring-android/app/build.gradle
@@ -113,8 +113,11 @@
 
     implementation 'com.jsibbold:zoomage:1.2.0'
 
-    withFirebaseImplementation 'com.google.firebase:firebase-core:17.1.0'
-    withFirebaseImplementation 'com.google.firebase:firebase-messaging:20.0.0'
+    implementation('com.google.firebase:firebase-messaging:20.0.0') {
+        exclude group: 'com.google.firebase', module: 'firebase-core'
+        exclude group: 'com.google.firebase', module: 'firebase-analytics'
+        exclude group: 'com.google.firebase', module: 'firebase-measurement-connector'
+    }
 }
 
 if (buildFirebase) {