Format .drone.yml

.drone.yml

@@ -1,3 +1,4 @@
+---
 kind: pipeline
 type: docker
 name: default
@@ -9,17 +10,17 @@ steps:
   - name: checks
     image: nixery.dev/shell/git/libxml2/gnused/gnugrep/findutils/perl/file/mediainfo/curl:latest
     commands:
-    # Check whether non-EN news item would appear on front-page
-    - bash tools/check-non-en-frontpage.sh news
-    # Run pre-commit checks
-    - bash tools/githooks/pre-commit ci-pr
-    # Check syntax for all files as a safety net
-    - find . -type f \( -iname "*.xhtml" -o -iname "*.xml" -o -iname "*.xsl" \) -exec xmllint --noout {} +
+      # Check whether non-EN news item would appear on front-page
+      - bash tools/check-non-en-frontpage.sh news
+      # Run pre-commit checks
+      - bash tools/githooks/pre-commit ci-pr
+      # Check syntax for all files as a safety net
+      - find . -type f \( -iname "*.xhtml" -o -iname "*.xml" -o -iname "*.xsl" \) -exec xmllint --noout {} +
 
 trigger:
   branch:
-  - master
-  - test
+    - master
+    - test
   event:
-  - push
-  - pull_request
+    - push
+    - pull_request