Refactor integration tests #4631

Job	Run time
Build Grafana Dashboard Example	1m 19s
Build signed snapshot	6m 41s
Build unsigned snapshot	3m 34s
Component Tests	54s
Lint	52s
Performance Tests	7m 16s
Unit Tests	3m 16s
Integration Tests - Official OSS Images (bookworm, stable, debian)	3m 37s
Integration Tests - Official Plus Images (alpine, 3.20, r32, alpine, /nginx-plus/agent)	3m 49s
Integration Tests - Official OSS Images (bookworm, mainline, debian)	3m 35s
Integration Tests (rockylinux, 8)	3m 57s
Integration Tests - Official Plus Images (alpine, 3.19, r31, alpine, /nginx-plus/agent)	3m 35s
Integration Tests (rockylinux, 9)	4m 38s
Integration Tests - Official Plus Images (debian, bookworm, r32, debian, /nginx-plus/agent)	3m 43s
Integration Tests - Official OSS Images (alpine, stable, alpine)	3m 28s
Integration Tests (almalinux, 8)	3m 45s
Integration Tests - Official OSS Images (alpine, mainline, alpine)	3m 35s
Integration Tests - Official Plus Images (debian, bookworm, r31, debian, /nginx-plus/agent)	3m 35s
Integration Tests (almalinux, 9)	4m 4s
Integration Tests (amazonlinux, 2)	4m 12s
Integration Tests (amazonlinux, 2023)	3m 49s
Integration Tests (oraclelinux, 8)	5m 7s
Integration Tests (oraclelinux, 9)	4m 22s
Integration Tests (ubuntu, 24.04)	3m 10s
Integration Tests (alpine, 3.17)	2m 35s
Integration Tests (alpine, 3.18)	2m 32s
Integration Tests (alpine, 3.19)	2m 48s
Integration Tests (alpine, 3.20)	2m 32s
Integration Tests (debian, bullseye-slim)	3m 1s
Integration Tests (debian, bookworm-slim)	2m 47s
trigger-release-workflow	0s
	1h 46m 8s

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