acctest: Add a check for the case when a non-existing quota_name is given

Author: tabito-hara

internal/service/servicequotas/service_quota_data_source_test.go

@@ -151,6 +151,10 @@ func TestAccServiceQuotasServiceQuotaDataSource_quotaName(t *testing.T) {
 		ErrorCheck:               acctest.ErrorCheck(t, names.ServiceQuotasServiceID),
 		ProtoV5ProviderFactories: acctest.ProtoV5ProviderFactories,
 		Steps: []resource.TestStep{
+			{
+				Config:      testAccServiceQuotaDataSourceConfig_name("vpc", setQuotaQuotaName+"nonexist"),
+				ExpectError: regexache.MustCompile(`Service Quotas Service Quota`),
+			},
 			{
 				Config: testAccServiceQuotaDataSourceConfig_name("vpc", setQuotaQuotaName),
 				Check: resource.ComposeAggregateTestCheckFunc(