Update credential watcher to allow second credential watcher #5315

Job	Run time
Lint	4m 40s
Unit tests with race condition detection	2m 44s
Unit Tests	2m 15s
Performance Tests	4m 55s
Build Unsigned Snapshot	2m 2s
Integration Tests (redhatenterprise, 9)	8m 38s
Integration Tests - Official OSS Images (bookworm, stable, debian)	7m 30s
Integration Tests - Official OSS Images (alpine, stable, alpine)	7m 4s
Load Tests	4m 52s
Integration Tests (alpine, 3.19)	7m 11s
Integration Tests - Official Plus Images (alpine, 3.19, r31, alpine, /nginx-plus/agent)	7m 13s
Integration Tests - Official OSS Images (bookworm, mainline, debian)	7m 36s
Integration Tests - Official Plus Images (debian, bookworm, r31, debian, /nginx-plus/agent)	8m 6s
Integration Tests - Official OSS Images (alpine, mainline, alpine)	7m 4s
Integration Tests - Official Plus Images (alpine, 3.20, r32, alpine, /nginx-plus/agent)	7m 45s
Integration Tests - Official Plus Images (debian, bookworm, r32, debian, /nginx-plus/agent)	7m 18s
	1h 36m 53s

Provide feedback