test(e2e, android): switch to different method for pinning react-native dep location

Author: mikehardy

tests/android/build.gradle

@@ -39,19 +39,25 @@ buildscript {
   }
 }
 
-def REACT_NATIVE_VERSION = new File(['node', '--print',"JSON.parse(require('fs').readFileSync(require.resolve('react-native/package.json'), 'utf-8')).version"].execute(null, rootDir).text.trim())
-
 allprojects {
   println "${project.name} ${projectDir} ${rootDir}"
 
-
-  configurations.all {
-    resolutionStrategy {
-      force "com.facebook.react:react-native:" + REACT_NATIVE_VERSION
+  repositories {
+    exclusiveContent {
+      // We get React Native's Android binaries exclusively through npm,
+      // from a local Maven repo inside node_modules/react-native/.
+      // (The use of exclusiveContent prevents looking elsewhere like Maven Central
+      // and potentially getting a wrong version.)
+      filter {
+        includeGroup "com.facebook.react"
+      }
+      forRepository {
+        maven {
+          url "$rootDir/../node_modules/react-native/android"
+        }
+      }
     }
-  }
 
-  repositories {
     maven {
       // All of React Native (JS, Obj-C sources, Android binaries) is installed from npm
       url("$rootDir/../node_modules/react-native/android")
@@ -64,13 +70,7 @@ allprojects {
     //   // Detox as an .aar file (we're going to use it as a compile dependency though, to patch it)
     //   url "$rootDir/../node_modules/detox/Detox-android"
     // }
-    mavenCentral {
-      // We don't want to fetch react-native from Maven Central as there are
-      // older versions over there.
-      content {
-        excludeGroup "com.facebook.react"
-      }
-    }
+    mavenCentral()
     google()
     maven { url 'https://www.jitpack.io' }
   }