Bump golangci version to v1.38.0 (#17154)

* Update golangci to v1.38.0

Co-authored-by: Claudio Costa <cstcld91@gmail.com>
Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

app/group_test.go

@@ -171,6 +171,7 @@ func TestUpsertGroupSyncableTeamGroupConstrained(t *testing.T) {
 	team, err := th.App.UpdateTeam(team)
 	require.Nil(t, err)
 	_, err = th.App.UpsertGroupSyncable(model.NewGroupTeam(group1.Id, team.Id, false))
+	require.Nil(t, err)
 
 	channel := th.CreateChannel(team)