fix: wasm oci image source e2e test failed when IP_FAMILY=ipv6

[zhaohuabing]

Fixes #4607

Release Notes: No

Tested locally with IP_FAMILY=ipv6

    utils.go:53: 2024-11-04T07:08:40.965216457Z: waiting for gateway-conformance-infra/[map[app:oci-registry]] to be Running...
{"stream":"Step 1/3 : FROM scratch"}
{"stream":"\n"}
{"stream":" ---\u003e \n"}
{"stream":"Step 2/3 : LABEL org.opencontainers.image.title test-wasm"}
{"stream":"\n"}
{"stream":" ---\u003e Using cache\n"}
{"stream":" ---\u003e 7dc4fa8137a0\n"}
{"stream":"Step 3/3 : COPY plugin.wasm ./"}
{"stream":"\n"}
{"stream":" ---\u003e Using cache\n"}
{"stream":" ---\u003e b24ec92be1ee\n"}
{"aux":{"ID":"sha256:b24ec92be1ee0300dd2d9d94a6a69cc3d18692cc682070a754a7ff3c69bf584d"}}
{"stream":"Successfully built b24ec92be1ee\n"}
{"stream":"Successfully tagged [fc00:f853:ccd:e793::ce]:5000/testwasm:v1.0.0\n"}
    wasm_oci.go:320: 2024-11-04T07:08:44.058179887Z: pushed image [fc00:f853:ccd:e793::ce]:5000/testwasm:v1.0.0 with digest: 1d00bd3877887ddeb21144d51c41c1ddb04c1db0ba6eb7e88dac40986f79bcfe
    utils.go:333: 2024-11-04T07:08:44.068801725Z: EnvoyExtensionPolicy not yet accepted: &{{ } {oci-wasm-source-test  gateway-conformance-infra  de144649-1803-4ec4-a8b9-9e9285d8dfdb 2381 1 2024-11-04 07:08:44 +0000 UTC <nil> <nil> map[] map[] [] [] [{gateway-api-conformance.test::v1.2.0::WasmOCIImageCodeSource::unknownFeature Update gateway.envoyproxy.io/v1alpha1 2024-11-04 07:08:44 +0000 UTC FieldsV1 {"f:spec":{".":{},"f:targetRefs":{},"f:wasm":{}}} }]} {{<nil> [{{gateway.networking.k8s.io HTTPRoute http-with-oci-wasm-source} <nil>}] []} [{0xc002db4360 0xc002db4370 {Image <nil> 0xc000f16a00 <nil>} nil 0xc001d80a05}] []} {[]}}
    utils.go:329: 2024-11-04T07:08:45.069793789Z: EnvoyExtensionPolicy has been accepted: &{{ } {oci-wasm-source-test  gateway-conformance-infra  de144649-1803-4ec4-a8b9-9e9285d8dfdb 2382 1 2024-11-04 07:08:44 +0000 UTC <nil> <nil> map[] map[] [] [] [{envoy-gateway Update gateway.envoyproxy.io/v1alpha1 2024-11-04 07:08:44 +0000 UTC FieldsV1 {"f:status":{".":{},"f:ancestors":{}}} status} {gateway-api-conformance.test::v1.2.0::WasmOCIImageCodeSource::unknownFeature Update gateway.envoyproxy.io/v1alpha1 2024-11-04 07:08:44 +0000 UTC FieldsV1 {"f:spec":{".":{},"f:targetRefs":{},"f:wasm":{}}} }]} {{<nil> [{{gateway.networking.k8s.io HTTPRoute http-with-oci-wasm-source} <nil>}] []} [{0xc002db4660 0xc002db4670 {Image <nil> 0xc000f16bc0 <nil>} nil 0xc001d80b4b}] []} {[{{0xc002db4680 0xc002db4690 0xc002db46a0 same-namespace <nil> <nil>} gateway.envoyproxy.io/gatewayclass-controller [{Accepted True 0 2024-11-04 07:08:44 +0000 UTC Accepted Policy has been accepted.}]}]}}
    

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 65.55%. Comparing base (f384a64) to head (50eb028).
Report is 6 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4623      +/-   ##
==========================================
+ Coverage   65.53%   65.55%   +0.01%     
==========================================
  Files         211      211              
  Lines       31942    31942              
==========================================
+ Hits        20934    20939       +5     
+ Misses       9764     9760       -4     
+ Partials     1244     1243       -1     

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