Address StreamingCall API review comments.

Rename setStreamingState to requestStreamingState

Bug: 266079693
Test: build
Change-Id: Ide4dc11efb3da47f4c238121672d19ca98023778
diff --git a/telecomm/java/android/telecom/CallStreamingService.java b/telecomm/java/android/telecom/CallStreamingService.java
index affa6b6..7f11128 100644
--- a/telecomm/java/android/telecom/CallStreamingService.java
+++ b/telecomm/java/android/telecom/CallStreamingService.java
@@ -79,7 +79,7 @@
                     break;
                 case MSG_CALL_STREAMING_CHANGED_CHANGED:
                     int state = (int) msg.obj;
-                    mCall.setStreamingState(state);
+                    mCall.requestStreamingState(state);
                     CallStreamingService.this.onCallStreamingStateChanged(state);
                     break;
                 default: