chore(deps): update helm chart common to v6.6.2 (#745)

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

charts/incubator/healthchecks/Chart.yaml

@@ -3,7 +3,7 @@ appVersion: auto
 dependencies:
 - name: common
   repository: https://truecharts.org
-  version: 6.6.1
+  version: 6.6.2
 description: Healthchecks is a cron job monitoring service. It listens for HTTP requests
   and email messages ("pings") from your cron jobs and scheduled tasks ("checks").
   When a ping does not arrive on time, Healthchecks sends out alerts.
@@ -22,4 +22,4 @@ name: healthchecks
 sources:
 - https://github.com/healthchecks/healthchecks
 - https://hub.docker.com/r/linuxserver/healthchecks
-version: 1.2.0
+version: 1.2.1