Merge pull request #1302 from nextcloud/firebase-trick

Fix typo

build.gradle

@@ -203,7 +203,7 @@ dependencies {
     // uncomment for gplay, modified
     // implementation "com.google.firebase:firebase-messaging:${googleLibraryVersion}"
     // implementation "com.google.android.gms:play-services-base:${googleLibraryVersion}"
-    // implementation 'com.google.firebase:firebase-core:{googleLibraryVersion}'
+    // implementation 'com.google.firebase:firebase-core:${googleLibraryVersion}'
     implementation 'org.parceler:parceler-api:1.1.6'
     annotationProcessor 'org.parceler:parceler:1.1.6'
     implementation 'com.github.bumptech.glide:glide:3.7.0'