⚒ update deps

Author: mysticatea

package.json

@@ -17,17 +17,17 @@
     "ignore": "^5.0.5"
   },
   "devDependencies": {
-    "@mysticatea/eslint-plugin": "^9.0.1",
-    "@types/node": "^10.0.4",
+    "@mysticatea/eslint-plugin": "^10.0.3",
+    "@types/node": "^12.0.8",
     "@vuepress/plugin-pwa": "^1.0.1",
     "babel-eslint": "^10.0.1",
     "codecov": "^3.3.0",
     "cross-spawn": "^6.0.5",
     "eslint": "^5.12.0",
     "eslint4b": "^5.12.0",
     "fs-extra": "^8.0.1",
-    "mocha": "^5.1.1",
-    "nyc": "^13.2.0",
+    "mocha": "^6.1.4",
+    "nyc": "^14.1.1",
     "opener": "^1.4.3",
     "rimraf": "^2.6.2",
     "string-replace-loader": "^2.1.1",