MM-9999 Fix unwanted team invite_id in email invites. (#8550)

* Fix unwanted team invite_id in email invites.

* Removing unused translation.

app/team.go

@@ -238,11 +238,6 @@ func (a *App) AddUserToTeamByHash(userId string, hash string, data string) (*mod
 		team = result.Data.(*model.Team)
 	}
 
-	// verify that the team's invite id hasn't been changed since the invite was sent
-	if team.InviteId != props["invite_id"] {
-		return nil, model.NewAppError("JoinUserToTeamByHash", "api.user.create_user.signup_link_mismatched_invite_id.app_error", nil, "", http.StatusBadRequest)
-	}
-
 	var user *model.User
 	if result := <-uchan; result.Err != nil {
 		return nil, result.Err