chore: bump deps

Author: ktsn

package.json

@@ -30,9 +30,9 @@
     "prepublishOnly": "npm run lint"
   },
   "devDependencies": {
-    "eslint": "^6.1.0",
+    "eslint": "^7.17.0",
     "eslint-config-ktsn": "^2.0.1",
-    "prettier": "2.1.2"
+    "prettier": "2.2.1"
   },
   "peerDependencies": {
     "vue-auto-routing": "^1.0.0"