Update team.md (#25277)

document didn't metion teams can assign an orgId.

docs/sources/http_api/team.md

@@ -107,7 +107,7 @@ Status Codes:
 
 ## Add Team
 
-The Team `name` needs to be unique. `name` is required and `email` is optional.
+The Team `name` needs to be unique. `name` is required and `email`,`orgId` is optional.
 
 `POST /api/teams`
 
@@ -121,7 +121,8 @@ Authorization: Basic YWRtaW46YWRtaW4=
 
 {
   "name": "MyTestTeam",
-  "email": "email@test.com"
+  "email": "email@test.com",
+  "orgId": 2
 }
 ```