fix(tem): add sub domain in DMARC in test (#2730)

Author: jremy42

internal/services/tem/domain_test.go

@@ -37,7 +37,7 @@ func TestAccDomain_Basic(t *testing.T) {
 					isDomainPresent(tt, "scaleway_tem_domain.cr01"),
 					resource.TestCheckResourceAttr("scaleway_tem_domain.cr01", "name", domainName),
 					resource.TestCheckResourceAttrSet("scaleway_tem_domain.cr01", "dmarc_config"),
-					resource.TestCheckResourceAttr("scaleway_tem_domain.cr01", "dmarc_name", "_dmarc"),
+					resource.TestCheckResourceAttr("scaleway_tem_domain.cr01", "dmarc_name", "_dmarc.terraform-rs"),
 					resource.TestCheckResourceAttr("scaleway_tem_domain.cr01", "last_error", ""), // last_error is deprecated
 					acctest.CheckResourceAttrUUID("scaleway_tem_domain.cr01", "id"),
 				),