修复bug

@@ -223,11 +223,16 @@ export default {
         });
     },
     setGroupMemberMuteTime() {
+      // console.log('Number(this.muteTime) is ',Number(this.muteTime))
+      let _muteTime = Number(this.muteTime)
+      if(_muteTime > 99999999) {
+        _muteTime = 99999999
+      }
       this.tim
         .setGroupMemberMuteTime({
           groupID: this.currentConversation.groupProfile.groupID,
           userID: this.member.userID,
-          muteTime: Number(this.muteTime),
+          muteTime: _muteTime,
         })
         .then(() => {
           this.muteTime = "";