Fixed review comments

Author: SrinivasanTarget

src/test/java/io/appium/java_client/android/AndroidSearchingTest.java

@@ -17,7 +17,6 @@
 package io.appium.java_client.android;
 
 import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNotEquals;
 import static org.junit.Assert.assertNotNull;