Fix commit message for cluster update

Change-Id: I48d694c9acb3b79fbbb6ded166642fda0699397d
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>

installers/mgmt-cluster/flux/templates/sw-catalogs/infra-configs/osm-workflows/templates/wf-templates/canned-operations/full-update-crossplane-cluster-and-bootstrap-wft.yaml

@@ -274,7 +274,7 @@ spec:
           - name: git_volume_name
             value: '{{steps.generate-fleet-volume-repo.outputs.parameters.pvc-name}}'
           - name: commit_message
-            value: "Create AKS cluster {{inputs.parameters.cluster_kustomization_name}}"
+            value: "Update {{inputs.parameters.cluster_type}} cluster {{inputs.parameters.cluster_kustomization_name}}"
           - name: main_branch
             value: main
           - name: contrib_branch