Chore: Exclude integration tests from running on test-backend step (#50359)

* Chore: Exclude integration tests from running on test-backend step

* Remove -v from go test command

* Add check to skip integration tests before each integration test

* Try to restart pipeline

* Retrying to make pipeline run

pkg/services/sqlstore/dashboard_thumbs_test.go

@@ -16,6 +16,9 @@ var theme = models.ThemeDark
 var kind = models.ThumbnailKindDefault
 
 func TestIntegrationSqlStorage(t *testing.T) {
+	if testing.Short() {
+		t.Skip("skipping integration test")
+	}
 	var sqlStore *SQLStore
 	var savedFolder *models.Dashboard