libvideorender: revert-do nothing if zoom is NONE. [1/2]

PD#SWPL-149833

Problem:
In NTS, video will resize and not show full screen

Solution:
Do noting if zoom is NONE, there will be regression
tsplayer play window is abnormal
so revert this cl and construct another solution

Verify:
AH212

Change-Id: I6cdb0b9b5c168a6144b5936e2c4557918e777e6a
Signed-off-by: sheng.liu <sheng.liu@amlogic.com>
diff --git a/westeros/wstclient_wayland.cpp b/westeros/wstclient_wayland.cpp
index dc193ba..62da083 100644
--- a/westeros/wstclient_wayland.cpp
+++ b/westeros/wstclient_wayland.cpp
@@ -698,7 +698,6 @@
         }
         break;
         case ZOOM_NONE:
-        break;
         case ZOOM_DIRECT:
         {
             if ( arf >= ard )