run prettier as pre-commit hook (#3264)

charts/stable/icinga2/Chart.yaml

@@ -1,28 +1,28 @@
 apiVersion: v2
 appVersion: "2.13.3"
 dependencies:
-- name: common
-  repository: https://library-charts.truecharts.org
-  version: 10.4.4
-- condition: mariadb.enabled
-  name: mariadb
-  repository: https://charts.truecharts.org/
-  version: 3.0.29
+  - name: common
+    repository: https://library-charts.truecharts.org
+    version: 10.4.4
+  - condition: mariadb.enabled
+    name: mariadb
+    repository: https://charts.truecharts.org/
+    version: 3.0.29
 description: "A monitoring system which checks the availability of your network resources, notifies users of outages, and generates performance data for reporting."
 home: https://github.com/truecharts/apps/tree/master/charts/stable/icinga2
 icon: https://truecharts.org/img/chart-icons/icinga2.png
 keywords:
-- icinga2
-- monitoring
-kubeVersion: '>=1.16.0-0'
+  - icinga2
+  - monitoring
+kubeVersion: ">=1.16.0-0"
 maintainers:
-- email: info@truecharts.org
-  name: TrueCharts
-  url: https://truecharts.org
+  - email: info@truecharts.org
+    name: TrueCharts
+    url: https://truecharts.org
 name: icinga2
 sources:
-- https://github.com/jjethwa/icinga2
-- https://icinga.com/
+  - https://github.com/jjethwa/icinga2
+  - https://icinga.com/
 version: 3.0.20
 annotations:
   truecharts.org/catagories: |