Update helm/kind-action action to v1.12.0 #598

Job	Run time
Generate Charts	10s
Validate values schema json (cron-jobs)	4s
Ensure cron-jobs README is up to date	7s
Validate values schema json (default-backend)	7s
Ensure default-backend README is up to date	4s
Validate values schema json (docker-hub-exporter)	4s
Ensure docker-hub-exporter README is up to date	4s
Validate values schema json (pi-hole-exporter)	4s
Ensure pi-hole-exporter README is up to date	8s
Validate values schema json (redirect)	4s
Ensure redirect README is up to date	5s
Validate values schema json (redis-db-assignment-operator)	8s
Ensure redis-db-assignment-operator README is up to date	5s
Lint	24s
Test on Kubernetes v1.23	7m 10s
Test on Kubernetes v1.24	8m 5s
Test on Kubernetes v1.25	7m 31s
Test on Kubernetes v1.26	7m 39s
Test on Kubernetes v1.27	7m 28s
Test on Kubernetes v1.28	7m 29s
Test on Kubernetes v1.29	6m 12s
Test on Kubernetes v1.30	6m 32s
Test on Kubernetes v1.31	6m 19s
	1h 6m 3s

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