chore(deps): update helm chart common to v6.9.1 (#809)

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

charts/stable/piaware/Chart.yaml

@@ -3,7 +3,7 @@ appVersion: auto
 dependencies:
 - name: common
   repository: https://truecharts.org
-  version: 6.8.4
+  version: 6.9.1
 description: Program for forwarding ADS-B data to FlightAware
 home: https://github.com/truechartsapps/tree/master/charts/incubator/piaware
 icon: https://pbs.twimg.com/profile_images/964269455483088897/mr2UgvfG_400x400.jpg
@@ -19,4 +19,4 @@ maintainers:
 name: piaware
 sources:
 - https://github.com/flightaware/piaware
-version: 1.4.15
+version: 1.5.0