tests: add installing ingress-controller CRDs in integration tests

[pmalek]

What this PR does / why we need it:

It seems that we've missed the fact that KGO also requires old KIC CRDs to run, otherwise it complains:

2024-11-28T14:16:08.082188322Z stderr F 2024-11-28T14:16:08Z	error	controller-runtime.source.EventHandler	if kind is a CRD, it should be installed before calling Start	{"kind": "UDPIngress.configuration.konghq.com", "error": "no matches for kind \"UDPIngress\" in version \"configuration.konghq.com/v1beta1\""}
2024-11-28T14:16:08.086461072Z stderr F 2024-11-28T14:16:08Z	error	controller-runtime.source.EventHandler	if kind is a CRD, it should be installed before calling Start	{"kind": "KongIngress.configuration.konghq.com", "error": "no matches for kind \"KongIngress\" in version \"configuration.konghq.com/v1\""}
2024-11-28T14:16:08.174483894Z stderr F 2024-11-28T14:16:08Z	error	controller-runtime.source.EventHandler	if kind is a CRD, it should be installed before calling Start	{"kind": "KongCustomEntity.configuration.konghq.com", "error": "no matches for kind \"KongCustomEntity\" in version \"configuration.konghq.com/v1alpha1\""}
2024-11-28T14:16:08.272399653Z stderr F 2024-11-28T14:16:08Z	error	controller-runtime.source.EventHandler	if kind is a CRD, it should be installed before calling Start	{"kind": "TCPIngress.configuration.konghq.com", "error": "no matches for kind \"TCPIngress\" in version \"configuration.konghq.com/v1beta1\""}
2024-11-28T14:16:08.272541718Z stderr F 2024-11-28T14:16:08Z	error	controller-runtime.source.EventHandler	if kind is a CRD, it should be installed before calling Start	{"kind": "IngressClassParameters.configuration.konghq.com", "error": "no matches for kind \"IngressClassParameters\" in version \"configuration.konghq.com/v1alpha1\""}
2024-11-28T14:16:08.27261278Z stderr F 2024-11-28T14:16:08Z	error	controller-runtime.source.EventHandler	if kind is a CRD, it should be installed before calling Start	{"kind": "KongClusterPlugin.configuration.konghq.com", "error": "no matches for kind \"KongClusterPlugin\" in version \"configuration.konghq.com/v1\""}
2024-11-28T14:16:08.273440923Z stderr F 2024-11-28T14:16:08Z	error	controller-runtime.source.EventHandler	if kind is a CRD, it should be installed before calling Start	{"kind": "KongUpstreamPolicy.configuration.konghq.com", "error": "no matches for kind \"KongUpstreamPolicy\" in version \"configuration.konghq.com/v1beta1\""}
...
2024-11-28T14:18:08.118149505Z stderr F Error: failed to wait for KongV1KongIngress caches to sync: timed out waiting for cache to be synced for Kind *v1.KongIngress

Discovered in KGO 1.4.1 release workflow diagnostics:

• https://github.com/Kong/gateway-operator-enterprise/actions/runs/12070431278/job/33659945960
• diagnostics-integration-webhook-enabled-false.zip