Update .gitlab-ci.yml

.gitlab-ci.yml

@@ -50,7 +50,7 @@ check-css:
   script:
   - npm install -g purify-css
   - html=$(find test -name '*.html')
-  - find assets/css/ -name '*.css' ! -name swiper.css | xargs -I % purifycss % $html -o % --rejected > del-classes.o
+  - find assets/css/ -name '*.css' ! -name swiper.css | xargs -I % purifycss % $html -o % --whitelist otherVersion --rejected > del-classes.o
   - if [ $(grep "PurifyCSS" del-classes.o | wc -l) = 0 ]; then echo "No CSS to clean"; else cat del-classes.o; exit 1; fi;
   allow_failure: true
   except:
@@ -68,5 +68,3 @@ pages:
     expire_in: 1 month
   tags:
   - docker
-  only:
-  - master