chore: bump golang from 1.21-bullseye to 1.22-bullseye in /test/image #7832

Job	Run time
Build and Test (1.25.8)	6m 55s
[Generator Resource Expansion] Build and Test	7m 23s
Build and Test (1.26.3)	7m 2s
Check codegen and manifest	2m 35s
Test Gator	2m 22s
Build and Test (1.27.1)	7m 7s
[Helm] Build and Test (3.7.2, gatekeeper-system)	5m 28s
Build and Test (1.28.0)	6m 52s
[Helm] Build and Test (3.7.2, custom-namespace)	5m 27s
Lint	3m 8s
Unit test	7m 48s
	1h 2m 7s

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