Update dependency monaco-editor to ^0.40.0

Author: renovate[bot]

package.json

@@ -56,7 +56,7 @@
     "klona": "^1.1.0",
     "less": "^3.9.0",
     "macos-version": "^5.2.0",
-    "monaco-editor": "^0.20.0",
+    "monaco-editor": "^0.40.0",
     "monaco-editor-webpack-plugin": "^1.8.1",
     "next-i18next": "^4.0.0",
     "prettier": "^1.19.1",