run prettier as pre-commit hook (#3264)

charts/stable/firefox-syncserver/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v2
 appVersion: "1.8.0"
 version: 9.0.19
-kubeVersion: '>=1.16.0-0'
+kubeVersion: ">=1.16.0-0"
 name: firefox-syncserver
 description: This is an all-in-one package for running a self-hosted Firefox Sync server.
 type: application
@@ -16,17 +16,17 @@ sources:
   - https://moz-services-docs.readthedocs.io/en/latest/howtos/run-sync-1.5.html
   - https://hub.docker.com/r/crazymax/firefox-syncserver
 dependencies:
-- name: common
-  repository: https://library-charts.truecharts.org
-  version: 10.4.4
-- condition: postgresql.enabled
-  name: postgresql
-  repository: https://charts.truecharts.org/
-  version: 8.0.30
+  - name: common
+    repository: https://library-charts.truecharts.org
+    version: 10.4.4
+  - condition: postgresql.enabled
+    name: postgresql
+    repository: https://charts.truecharts.org/
+    version: 8.0.30
 maintainers:
-- email: info@truecharts.org
-  name: TrueCharts
-  url: https://truecharts.org
+  - email: info@truecharts.org
+    name: TrueCharts
+    url: https://truecharts.org
 annotations:
   truecharts.org/catagories: |
     - media