Update to use JDK's deafult trust CA store for cert validations (#48046)

Author: samvaity

sdk/openai/azure-ai-openai-realtime/src/main/java/com/azure/ai/openai/realtime/implementation/websocket/WebSocketSessionNettyImpl.java

@@ -30,7 +30,6 @@
 import io.netty.handler.codec.http.websocketx.extensions.compression.WebSocketClientCompressionHandler;
 import io.netty.handler.ssl.SslContext;
 import io.netty.handler.ssl.SslContextBuilder;
-import io.netty.handler.ssl.util.InsecureTrustManagerFactory;
 import io.netty.handler.timeout.IdleStateHandler;
 
 import javax.net.ssl.SSLException;
@@ -127,7 +126,7 @@ void connect() throws URISyntaxException, SSLException, InterruptedException, Ex
         final boolean ssl = "wss".equalsIgnoreCase(scheme);
         final SslContext sslCtx;
         if (ssl) {
-            sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
+            sslCtx = SslContextBuilder.forClient().endpointIdentificationAlgorithm("HTTPS").build();
         } else {
             sslCtx = null;
         }

sdk/webpubsub/azure-messaging-webpubsub-client/src/main/java/com/azure/messaging/webpubsub/client/implementation/websocket/WebSocketSessionNettyImpl.java

@@ -29,7 +29,6 @@
 import io.netty.handler.codec.http.websocketx.extensions.compression.WebSocketClientCompressionHandler;
 import io.netty.handler.ssl.SslContext;
 import io.netty.handler.ssl.SslContextBuilder;
-import io.netty.handler.ssl.util.InsecureTrustManagerFactory;
 
 import javax.net.ssl.SSLException;
 import java.net.URI;
@@ -119,7 +118,7 @@ void connect() throws URISyntaxException, SSLException, InterruptedException, Ex
         final boolean ssl = "wss".equalsIgnoreCase(scheme);
         final SslContext sslCtx;
         if (ssl) {
-            sslCtx = SslContextBuilder.forClient().trustManager(InsecureTrustManagerFactory.INSTANCE).build();
+            sslCtx = SslContextBuilder.forClient().endpointIdentificationAlgorithm("HTTPS").build();
         } else {
             sslCtx = null;
         }