Add support for IPv6 #6830

Job	Run time
Checks and variables	1m 24s
Unit Tests	1m 24s
NJS Unit Tests	16s
Build Binary	38s
Build Plus images / build	52s
Build OSS images (nginx, linux/arm64, linux/amd64) / build	2m 1s
Build OSS images (ngf, linux/arm64, linux/amd64) / build	1m 17s
Functional tests (plus, v1.25.16) / Run Tests	9m 8s
Functional tests (nginx, v1.30.2) / Run Tests	9m 4s
Functional tests (nginx, v1.25.16) / Run Tests	9m 22s
Functional tests (plus, v1.30.2) / Run Tests	8m 45s
Conformance tests (nginx, v1.30.2, false) / Run Tests	5m 49s
Conformance tests (nginx, v1.25.16, true) / Run Tests	6m 40s
Conformance tests (nginx, v1.25.16, false) / Run Tests	6m 22s
Conformance tests (nginx, v1.30.2, true) / Run Tests	5m 27s
Conformance tests (plus, v1.25.16, false) / Run Tests	8m 26s
Conformance tests (plus, v1.25.16, true) / Run Tests	6m 3s
Conformance tests (plus, v1.30.2, false) / Run Tests	6m 56s
Conformance tests (plus, v1.30.2, true) / Run Tests	5m 29s
Helm Tests (nginx, v1.25.16) / Helm Tests Local	1m 48s
Helm Tests (nginx, v1.25.16) / Helm Tests Remote	0s
Helm Tests (nginx, v1.30.2) / Helm Tests Remote	0s
Helm Tests (nginx, v1.30.2) / Helm Tests Local	1m 34s
Helm Tests (plus, v1.25.16) / Helm Tests Remote	0s
Helm Tests (plus, v1.25.16) / Helm Tests Local	1m 35s
Helm Tests (plus, v1.30.2) / Helm Tests Remote	0s
Helm Tests (plus, v1.30.2) / Helm Tests Local	1m 31s
Package and Publish Helm Chart	0s
	1h 41m 51s

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