Upgrade RN and friends

android/build.gradle

@@ -7,7 +7,7 @@ buildscript {
     }
     ext.kotlinVersion = '1.3.10'
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.4.0'
+        classpath("com.android.tools.build:gradle:3.4.2")
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
@@ -18,16 +18,21 @@ buildscript {
 allprojects {
     repositories {
         mavenLocal()
-        jcenter()
         maven {
             // All of React Native (JS, Obj-C sources, Android binaries) is installed from npm
-            url "$rootDir/../node_modules/react-native/android"
+            url("$rootDir/../node_modules/react-native/android")
         }
+        maven {
+            // Android JSC is installed from npm
+            url("$rootDir/../node_modules/jsc-android/dist")
+        }
+        google()
+        jcenter()
+        maven { url 'https://jitpack.io' }
         maven {
             url 'https://maven.google.com/'
             name 'Google'
         }
-        google()
         maven {
             // All of Detox' artifacts are provided via the npm module
             url "$rootDir/../node_modules/detox/Detox-android"
@@ -36,11 +41,13 @@ allprojects {
 }
 
 ext {
+    googlePlayServicesVersion = "+" // default: "+"
+    firebaseMessagingVersion = "+" // default: "+"
+
     buildToolsVersion = "29.0.3"
     minSdkVersion = 23
     compileSdkVersion = 29
     targetSdkVersion = 29
-    supportLibVersion = "29.0.0"
 }
 
 subprojects {