chore(deps): update grafana

| datasource | package                   | from   | to     |
| ---------- | ------------------------- | ------ | ------ |
| docker     | docker.io/curlimages/curl | 8.17.0 | 8.18.0 |
| helm       | grafana                   | 10.5.5 | 10.5.6 |

Author: renovate[bot]

src/grafana/common/zarf.yaml

@@ -19,7 +19,7 @@ components:
           - ../chart/values.yaml
       - name: grafana
         url: https://grafana.github.io/helm-charts/
-        version: 10.5.5
+        version: 10.5.6
         namespace: grafana
         valuesFiles:
           - ../values/values.yaml

src/grafana/zarf.yaml

@@ -32,7 +32,7 @@ components:
           - values/upstream-values.yaml
     images:
       - docker.io/grafana/grafana:12.3.1
-      - docker.io/curlimages/curl:8.17.0
+      - docker.io/curlimages/curl:8.18.0
       - docker.io/library/busybox:1.37.0
       - ghcr.io/kiwigrid/k8s-sidecar:2.2.3