Bump stackhpc-openstack-gh-workflows to 1.5.0

To make upgrading tests to work with new versioned
terraform-kayobe-multinode branches.

Author: seunghun1ee

.github/workflows/stackhpc-multinode-periodic.yml

@@ -36,7 +36,7 @@ jobs:
     name: Multinode periodic
     needs:
       - generate-inputs
-    uses: stackhpc/stackhpc-openstack-gh-workflows/.github/workflows/multinode.yml@1.4.0
+    uses: stackhpc/stackhpc-openstack-gh-workflows/.github/workflows/multinode.yml@1.5.0
     with:
       multinode_name: mn-periodic-${{ github.run_id }}
       os_distribution: ${{ needs.generate-inputs.outputs.os_distribution }}

.github/workflows/stackhpc-multinode.yml

@@ -56,7 +56,7 @@ name: Multinode
 jobs:
   multinode:
     name: Multinode
-    uses: stackhpc/stackhpc-openstack-gh-workflows/.github/workflows/multinode.yml@1.4.1
+    uses: stackhpc/stackhpc-openstack-gh-workflows/.github/workflows/multinode.yml@1.5.0
     with:
       multinode_name: ${{ inputs.multinode_name }}
       os_distribution: ${{ inputs.os_distribution }}