distribution: use registry consts for API version in tests

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

distribution/pull_v2_test.go

@@ -331,7 +331,7 @@ func testNewPuller(t *testing.T, rawurl string) *puller {
 	endpoint := registry.APIEndpoint{
 		Mirror:       false,
 		URL:          uri,
-		Version:      2,
+		Version:      registry.APIVersion2,
 		Official:     false,
 		TrimHostname: false,
 		TLSConfig:    nil,

distribution/registry_unit_test.go

@@ -43,7 +43,7 @@ func testTokenPassThru(t *testing.T, ts *httptest.Server) {
 	endpoint := registrypkg.APIEndpoint{
 		Mirror:       false,
 		URL:          uri,
-		Version:      2,
+		Version:      registrypkg.APIVersion2,
 		Official:     false,
 		TrimHostname: false,
 		TLSConfig:    nil,