readme 索引不到图片

sevenhhe · sevenhhe · commit f57e2df86603 · 2021-09-13T15:35:43.000+08:00
Change-Id: I12834226ec2e317022d821924fe5459bd513e124
diff --git a/sdk/explorer-link-rtc/README.md b/sdk/explorer-link-rtc/README.md
@@ -46,4 +46,4 @@ TRTCVideoCallActivity.startBeingCall(Context context, RoomKey roomKey, String be
 ##### 连连 APP 呼叫 Android 设备端
 
 时序图：
-![UserCallDeviceUML](media/UserCallDeviceUML.png)
+![UserCallDeviceUML](media/UserCallDeviceUML.jpg)
