Merge pull request #56 from browserstack/ip-protection-tag

chore: updated tags in validate js file to include advanced tag

Author: ansh21

build/tasks/validate.js

@@ -313,7 +313,8 @@ const miscTags = [
   'review-item',
   'deprecated',
   'a11y-engine',
-  'a11y-engine-experimental'
+  'a11y-engine-experimental',
+  'advanced'
 ];
 
 const categories = [