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-v1.2.0 | 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/periodic-zizmor.yaml

@@ -41,7 +41,7 @@ jobs:
           persist-credentials: false
 
       - name: Get GitHub App Secrets
-        uses: grafana/shared-workflows/actions/get-vault-secrets@get-vault-secrets-v1.2.0
+        uses: grafana/shared-workflows/actions/get-vault-secrets@a37de51f3d713a30a9e4b21bcdfbd38170020593 # get-vault-secrets/v1.3.0
         with:
           common_secrets: |
             ZIZMOR_APP_ID=zizmor:app-id