Added support for calling Dynamic App_ID

Author: paragjain15

src/test/java/com/lambdatest/ios.java

@@ -21,7 +21,7 @@ public class ios {
  : System.getenv("LT_ACCESS_KEY");
  public static RemoteWebDriver driver = null;
  public String app_id = System.getenv("LT_APP_ID") == null ?
- "lt://proverbial-android" :
+ "lt://proverbial-ios" :
  System.getenv("LT_APP_ID"); //Enter your LambdaTest App ID at the place of lt://proverbial-android
 
  public String grid_url = System.getenv("LT_GRID_URL") == null ?