RHEL-9.0: add EC2 SAP image definition.

The image is not available via Weldr API, because it requires RHUI
client RPMs.

The content and configuration is based on RHEL-8.6 EC2 SAP image, since
there is no definition for the RHEL-9 SAP image yet.

Signed-off-by: Tomas Hozza <thozza@redhat.com>

cmd/osbuild-composer/config.go

@@ -87,6 +87,7 @@ func GetDefaultConfig() *ComposerConfigFile {
 					ImageTypeDenyList: []string{
 						"ec2",
 						"ec2-ha",
+						"ec2-sap",
 					},
 				},
 			},

cmd/osbuild-composer/config_test.go

@@ -47,6 +47,7 @@ func TestDefaultConfig(t *testing.T) {
 				[]string{
 					"ec2",
 					"ec2-ha",
+					"ec2-sap",
 				},
 			},
 		},