tests/centosci: Update mirrored golang image to 1.22

Latest minor updates[1][2][3] for supported kubernetes releases calls
for golang version update as they are built with go1.22.6.

[1] https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.31.md#feature
[2] https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.30.md#feature
[3] https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.29.md#feature

Signed-off-by: Anoop C S <anoopcs@samba.org>

tests/centosci/sink-clustered-deployment.sh

@@ -13,7 +13,7 @@ setup_minikube
 
 deploy_rook
 
-image_pull "${CI_IMG_REGISTRY}" "docker.io" "golang:1.21"
+image_pull "${CI_IMG_REGISTRY}" "docker.io" "golang:1.22"
 
 # Build and push operator image to local CI registry
 IMG="${CI_IMG_OP}" make image-build