chore: update nodemon to 1.18.6

Author: xidedix

package.json

@@ -93,7 +93,7 @@
     "eslint": "^5.8.0",
     "eslint-plugin-compat": "^2.6.2",
     "node-sass": "^4.10.0",
-    "nodemon": "^1.18.5",
+    "nodemon": "^1.18.6",
     "npm-run-all": "^4.1.3",
     "postcss-cli": "^6.0.1",
     "rimraf": "^2.6.2",