Swapped order of dependencies for smoke tests (firebase#86)

Author: allisonbm92

test-apps/build.gradle

@@ -46,8 +46,8 @@ allprojects {
  repositories {
  //mavenLocal() can be overridden via GRADLE_OPTS="-Dmaven.repo.local=<path>"
  mavenLocal()
- jcenter()
  google()
+ jcenter()
  maven { url 'https://maven.fabric.io/public' }
  }
 
@@ -122,4 +122,4 @@ allprojects {
 
 task clean(type: Delete) {
  delete rootProject.buildDir
-}
+}