chore(deps): update grafana/grafana docker tag to v10 (#29)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| grafana/grafana | major | `9.5.7` -> `10.0.3` |

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Reviewed-on: https://git.home/nrdufour/home-ops/pulls/29
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kubernetes/main/apps/default/grafana/app/deployment.yaml

@@ -21,7 +21,7 @@ spec:
         runAsGroup: 472
       containers:
         - name: grafana
-          image: grafana/grafana:9.5.7
+          image: grafana/grafana:10.0.3
           imagePullPolicy: IfNotPresent
           ports:
             - containerPort: 3000