chore(examples): remove unused imports

Author: kevinkowa

examples/src/main/java/com/ibm/watson/speech_to_text/v1/MicrophoneWithWebSocketsExample.java

@@ -15,7 +15,6 @@
 import com.ibm.cloud.sdk.core.http.HttpMediaType;
 import com.ibm.cloud.sdk.core.security.Authenticator;
 import com.ibm.cloud.sdk.core.security.IamAuthenticator;
-import com.ibm.watson.speech_to_text.v1.model.RecognizeOptions;
 import com.ibm.watson.speech_to_text.v1.model.RecognizeWithWebsocketsOptions;
 import com.ibm.watson.speech_to_text.v1.model.SpeechRecognitionResults;
 import com.ibm.watson.speech_to_text.v1.websocket.BaseRecognizeCallback;

examples/src/main/java/com/ibm/watson/speech_to_text/v1/RecognizeUsingWebSocketsExample.java

@@ -15,7 +15,6 @@
 import com.ibm.cloud.sdk.core.http.HttpMediaType;
 import com.ibm.cloud.sdk.core.security.Authenticator;
 import com.ibm.cloud.sdk.core.security.IamAuthenticator;
-import com.ibm.watson.speech_to_text.v1.model.RecognizeOptions;
 import com.ibm.watson.speech_to_text.v1.model.RecognizeWithWebsocketsOptions;
 import com.ibm.watson.speech_to_text.v1.model.SpeechRecognitionResults;
 import com.ibm.watson.speech_to_text.v1.websocket.BaseRecognizeCallback;