Function removeConversationsFromTag

removeConversationsFromTag(
tagId: string,
conversations: IConversationIdentifier[],
): Promise<RCResult<void>>
从指定标签中删除多个会话
Parameters
- tagId: string
  标签 ID
- conversations: IConversationIdentifier[]
  会话信息，包含会话类型、会话 ID 和 channelId，类型为 IConversationOption 数组
Returns Promise<RCResult<void>>
Description
从指定标签中删除多个会话，此操作仅解除会话与标签的关系，并不会删除会话数据
Example: 从指定标签中删除多个会话示例：
```
const tagId = 'tagId';
const conversations = [{
 conversationType: RongIMLib.ConversationType.PRIVATE,
 targetId: 'targetId',
}];
const res = await RongIMLib.removeConversationsFromTag(tagId, conversations);
console.log('从指定标签中删除多个会话果：', res);
```