Disable building example app from source on Android (#478)

Author: tomekzaw

example/android/settings.gradle

@@ -4,11 +4,11 @@ extensions.configure(com.facebook.react.ReactSettingsExtension){ ex -> ex.autoli
 rootProject.name = 'LiveMarkdownExample'
 include ':app'
 includeBuild('../node_modules/@react-native/gradle-plugin')
-includeBuild('../node_modules/react-native') {
-    dependencySubstitution {
-        substitute(module("com.facebook.react:react-android")).using(project(":packages:react-native:ReactAndroid"))
-        substitute(module("com.facebook.react:react-native")).using(project(":packages:react-native:ReactAndroid"))
-        substitute(module("com.facebook.react:hermes-android")).using(project(":packages:react-native:ReactAndroid:hermes-engine"))
-        substitute(module("com.facebook.react:hermes-engine")).using(project(":packages:react-native:ReactAndroid:hermes-engine"))
-    }
-}
+// includeBuild('../node_modules/react-native') {
+//     dependencySubstitution {
+//         substitute(module("com.facebook.react:react-android")).using(project(":packages:react-native:ReactAndroid"))
+//         substitute(module("com.facebook.react:react-native")).using(project(":packages:react-native:ReactAndroid"))
+//         substitute(module("com.facebook.react:hermes-android")).using(project(":packages:react-native:ReactAndroid:hermes-engine"))
+//         substitute(module("com.facebook.react:hermes-engine")).using(project(":packages:react-native:ReactAndroid:hermes-engine"))
+//     }
+// }