Rename method of listener

Author: ryan

examples/src/main/java/ai/olami/android/example/HotwordDetectionActivity.java

@@ -216,7 +216,7 @@ public void onInitialized() {
         }
 
         @Override
-        public void onDetect() {
+        public void onStartDetect() {
             String str = getString(R.string.hotwordDetectOnDetect);
 
             displayTextChangeHandler(str);