test(conformance): disable HTTPRouteHeaderMatching (#4345)

Signed-off-by: Mattia Lavacca <[email protected]>

test/conformance/gateway_conformance_test.go

@@ -83,15 +83,18 @@ func TestGatewayConformance(t *testing.T) {
 		ExemptFeatures:             exemptFeatures,
 		BaseManifests:              conformanceTestsBaseManifests,
 		SkipTests: []string{
+			// disabling after being re-enabled by https://github.com/Kong/kubernetes-ingress-controller/pull/4296
+			// it is consistently failing and needs to be investigated.
+			tests.HTTPRouteHeaderMatching.ShortName,
+
+			// extended conformance
 			// https://github.com/Kong/kubernetes-ingress-controller/issues/4166
 			// requires an 8080 listener, which our manually-built test gateway does not have
 			tests.HTTPRouteRedirectPortAndScheme.ShortName,
 
 			// https://github.com/Kong/kubernetes-ingress-controller/issues/4164
 			// only 10 and 11 broken, but no way to omit individual cases
 			tests.HTTPRouteMethodMatching.ShortName,
-
-			// extended conformance
 			// https://github.com/Kong/kubernetes-ingress-controller/issues/3680
 			tests.GatewayClassObservedGenerationBump.ShortName,
 			// https://github.com/Kong/kubernetes-ingress-controller/issues/3678