chore(deps): update datum-cloud/actions action to v1.8.1

Author: renovate[bot]

.github/workflows/publish.yaml

@@ -11,7 +11,7 @@ jobs:
       id-token: write
       contents: read
       packages: write
-    uses: datum-cloud/actions/.github/workflows/publish-docker.yaml@v1.5.2
+    uses: datum-cloud/actions/.github/workflows/publish-docker.yaml@v1.8.1
     with:
       image-name: infra-provider-gcp
     secrets: inherit
@@ -21,7 +21,7 @@ jobs:
       id-token: write
       contents: read
       packages: write
-    uses: datum-cloud/actions/.github/workflows/publish-kustomize-bundle.yaml@v1.5.2
+    uses: datum-cloud/actions/.github/workflows/publish-kustomize-bundle.yaml@v1.8.1
     with:
       bundle-name: ghcr.io/datum-cloud/infra-provider-gcp-kustomize
       bundle-path: config