Merge pull request #4154 from overleaf/ns-YAML-files

ensure YAML files are editable

GitOrigin-RevId: 71bf282b59bca5fc79c8d14cc6e12c8b4978ecd1

services/web/config/settings.defaults.js

@@ -73,6 +73,8 @@ const defaultTextExtensions = [
   'lua',
   'gv',
   'mf',
+  'yml',
+  'yaml',
 ]
 
 const parseTextExtensions = function (extensions) {