chore(deps): update helm chart common to v8.15.0 (#1859)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

charts/stable/unpoller/Chart.yaml

@@ -3,7 +3,7 @@ appVersion: "2.1.3"
 dependencies:
 - name: common
   repository: https://truecharts.org
-  version: 8.14.5
+  version: 8.15.0
 deprecated: false
 description: Collect ALL UniFi Controller, Site, Device & Client Data - Export to InfluxDB or Prometheus
 icon: https://truecharts.org/_static/img/appicons/unpoller-icon.png
@@ -22,7 +22,7 @@ sources:
 - https://github.com/unifi-poller/unifi-poller
 - https://hub.docker.com/r/golift/unifi-poller
 type: application
-version: 1.0.29
+version: 1.0.30
 annotations:
   truecharts.org/catagories: |
     - metrics