chore(deps): update grafana/grafana docker tag to v12.4.3

Author: renovate[bot]

src/development/grafana/compose.yaml

@@ -34,7 +34,7 @@ services:
       GF_SECURITY_ADMIN_PASSWORD__FILE: /run/secrets/grafana-admin-password
       GF_SECURITY_ADMIN_USER__FILE: /run/secrets/grafana-admin-user
       GF_SERVER_ROOT_URL: https://grafana.${STACK_DOMAIN}/
-    image: grafana/grafana:12.4.2
+    image: grafana/grafana:12.4.3
     secrets:
       - grafana-admin-email
       - grafana-admin-password