NuPlayer2: fix looper name

Test: cts
Bug: 112549021
Change-Id: Ied2b37b4812722aacef634be318c79f868c9f692
diff --git a/media/libmediaplayer2/nuplayer2/RTSPSource2.cpp b/media/libmediaplayer2/nuplayer2/RTSPSource2.cpp
index 53c66c0..aed925b 100644
--- a/media/libmediaplayer2/nuplayer2/RTSPSource2.cpp
+++ b/media/libmediaplayer2/nuplayer2/RTSPSource2.cpp
@@ -105,7 +105,7 @@
 
     if (mLooper == NULL) {
         mLooper = new ALooper;
-        mLooper->setName("rtsp");
+        mLooper->setName("rtsp2");
         mLooper->start();
 
         mLooper->registerHandler(this);