remove postversion

package.json

@@ -9,8 +9,7 @@
     "build": "rimraf dist/* && stylelint src/*.css --fix && yarn postcss &&  cross-env NODE_ENV=production yarn postcss --ext .min.css && gzip -c dist/chota.min.css  | wc -c | xargs echo 'Size:'",
     "postcss": "postcss ./src/chota.css -d dist/",
     "watch": "cross-env NODE_ENV=development yarn postcss -w",
-    "test": "stylelint src/*.css",
-    "postversion": "git push --tags && yarn publish . --tag $npm_package_version && git push && echo \"Successfully released version $npm_package_version!\""
+    "test": "stylelint src/*.css"
   },
   "keywords": [
     "css",