Bump k8s.io/code-generator from 0.31.3 to 0.32.0 in /tools in the gomod group #5159

Job	Run time
No "Apply suggestions from code review" Commits	4s
Submariner K8s API Code Generation	1m 19s
Check branch dependencies	56s
Commit Message(s)	9s
Protobuf Code Generation	58s
Go	3m 55s
Dependency Licenses	2m 26s
Markdown Links (modified files)	14s
Markdown	9s
Package Documentation	59s
Shell	10s
Variant Analysis	4m 26s
Vulnerability Scanning	25s
YAML	18s
	16m 28s

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