Update credential watcher to allow second credential watcher #5299

Job	Run time
Lint	4m 43s
Unit tests with race condition detection	2m 47s
Unit Tests	2m 32s
Build Unsigned Snapshot	2m 3s
Performance Tests	4m 57s
Integration Tests - Official Plus Images (alpine, 3.20, r32, alpine, /nginx-plus/agent)	7m 38s
Integration Tests - Official Plus Images (alpine, 3.19, r31, alpine, /nginx-plus/agent)	7m 23s
Integration Tests - Official OSS Images (alpine, mainline, alpine)	7m 22s
Integration Tests - Official Plus Images (debian, bookworm, r31, debian, /nginx-plus/agent)	7m 42s
Integration Tests (alpine, 3.19)	7m 3s
Integration Tests - Official OSS Images (bookworm, mainline, debian)	7m 30s
Integration Tests - Official OSS Images (bookworm, stable, debian)	7m 43s
Load Tests	4m 37s
Integration Tests - Official Plus Images (debian, bookworm, r32, debian, /nginx-plus/agent)	7m 35s
Integration Tests (redhatenterprise, 9)	9m 1s
Integration Tests - Official OSS Images (alpine, stable, alpine)	7m 31s
	1h 38m 7s

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