Merge pull request #416 from BeAPI/fix/yarn-command-volta

fix yarn path for volta compability

Author: francoistibo

package.json

@@ -11,7 +11,7 @@
     "build": "yarn webpack --config config/webpack.prod.js",
     "lint:css": "node_modules/.bin/stylelint \"src/scss/**/*.scss\"",
     "lint:js": "node_modules/.bin/eslint \"src/js/**/*.js\"",
-    "lint": "node_modules/.bin/concurrently \"yarn lint:css\" \"yarn lint:js\"",
+    "lint": "node_modules/.bin/concurrently \"npx yarn lint:css\" \"npx yarn lint:js\"",
     "bundle-report": "yarn build && yarn webpack-bundle-analyzer dist/stats.json",
     "image": "yarn node config/image-sizes.js"
   },