feat(helm)!: Update chart vpa to 4.4.6

| datasource | package | from  | to    |
| ---------- | ------- | ----- | ----- |
| helm       | vpa     | 1.4.0 | 4.4.6 |

Author: chii-bot[bot]

cluster/apps/monitoring/vpa/helm-release.yaml

@@ -9,7 +9,7 @@ spec:
   chart:
     spec:
       chart: vpa
-      version: 1.4.0
+      version: 4.4.6
       sourceRef:
         kind: HelmRepository
         name: fairwinds-charts