fix: team local errcheck issues (#28538)

Co-authored-by: Mattermost Build <build@mattermost.com>

server/.golangci.yml

@@ -107,7 +107,6 @@ issues:
         channels/api4/system_local.go|\
         channels/api4/system_test.go|\
         channels/api4/team.go|\
-        channels/api4/team_local.go|\
         channels/api4/team_test.go|\
         channels/api4/upload_test.go|\
         channels/api4/usage.go|\

server/channels/api4/team_local.go

@@ -180,7 +180,9 @@ func localInviteUsersToTeam(c *Context, w http.ResponseWriter, r *http.Request)
 			return
 		}
 
-		w.Write(js)
+		if _, err := w.Write(js); err != nil {
+			c.Logger.Warn("Error while writing response", mlog.Err(err))
+		}
 	} else {
 		var invalidEmailList []string