Remove pre push hook

package.json

@@ -34,7 +34,6 @@
     "docs": "npm run docs-sass && npm run docs-autoprefix",
     "docs-autoprefix": "postcss --use autoprefixer --output docs/css/bulma-docs.css docs/css/bulma-docs.css",
     "docs-sass": "node-sass --output-style expanded docs/bulma-docs.sass docs/css/bulma-docs.css",
-    "pre-push": "npm run build && git add css && git commit --amend --no-edit",
     "start": "npm run build-sass -- --watch",
     "start-docs": "npm run docs-sass -- --watch",
     "start-test": "npm run test-sass -- --watch",