chore(deps): update grafana/shared-workflows/get-vault-secrets action to v1.3.0

| datasource  | package                  | from                     | to                       |
| ----------- | ------------------------ | ------------------------ | ------------------------ |
| github-tags | grafana/shared-workflows | get-vault-secrets-v1.1.0 | get-vault-secrets/v1.3.0 |


Signed-off-by: renovate-sh-app[bot] <219655108+renovate-sh-app[bot]@users.noreply.github.com>

Author: renovate-sh-app[bot]

.github/workflows/release-please.yml

@@ -21,7 +21,7 @@ jobs:
     steps:
       - name: Retrieve release app credentials
         id: get-secrets
-        uses: grafana/shared-workflows/actions/get-vault-secrets@28361cdb22223e5f1e34358c86c20908e7248760 # get-vault-secrets-v1.1.0
+        uses: grafana/shared-workflows/actions/get-vault-secrets@a37de51f3d713a30a9e4b21bcdfbd38170020593 # get-vault-secrets/v1.3.0
         with:
           repo_secrets: |
             GITHUB_APP_ID=github-app:app-id