更新版本到 1.6.16

ChangeLog
1. 修复 mute video 时，play 成功但回调函数未触发的问题

lib/index.d.ts

@@ -295,7 +295,7 @@ declare module '__urtc-sdk/resolutions' {
 }
 
 declare module '__urtc-sdk/version' {
-  export const version = "1.6.15";
+  export const version = "1.6.16";
 }
 
 declare module '__urtc-sdk/token' {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "urtc-sdk",
-  "version": "1.6.15",
+  "version": "1.6.16",
   "description": "UCloud RTC javascript SDK",
   "main": "lib/index.js",
   "types": "lib/index.d.ts",