Update v3 NGINX Agent documentation link #6623

Job	Run time
Unit Tests	2m 52s
Unit tests with race condition detection	3m 37s
Build Unsigned Snapshot	5m 41s
Lint	3m 11s
Vulnerability Scan / Vulnerability Check	1m 13s
Cache Dependencies	-1s
Integration Tests - Official OSS Images	0s
Integration Tests - Official Plus Images	0s
Metrics Integration Tests - Official Plus Images	0s
Load Tests	0s
Integration Tests	0s
Upgrade Tests	0s
Performance Tests	0s
Metrics Integration Tests - Official OSS Images	0s
Build Unsigned Snapshot	9m 36s
Cache Dependencies	-1399s
Lint	3m 11s
Unit tests with race condition detection	3m 37s
Unit Tests	2m 52s
Vulnerability Scan / Vulnerability Check	1m 13s
Performance Tests	8m 58s
Upgrade Tests (redhatenterprise, 9)	2m 27s
Integration Tests (alpine, 3.23)	7m 37s
Upgrade Tests (ubuntu, 24.04)	2m 21s
Integration Tests (ubuntu, 24.04)	8m 50s
Integration Tests (redhatenterprise, 9)	8m 54s
Upgrade Tests (alpine, 3.22)	2m 6s
Integration Tests - Official Plus Images	0s
Metrics Integration Tests - Official Plus Images	0s
Integration Tests - Official OSS Images	0s
Load Tests	0s
Metrics Integration Tests - Official OSS Images	0s
	54m 56s

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