fix(deps): update dependency vue-router to v4

package.json

@@ -38,7 +38,7 @@
     "register-service-worker": "1.7.2",
     "vue": "2.7.13",
     "vue-i18n": "8.28.2",
-    "vue-router": "3.6.5",
+    "vue-router": "4.2.5",
     "vue2-storage": "6.1.3",
     "vuetify": "2.6.12"
   },

yarn.lock

@@ -2162,6 +2162,11 @@
   optionalDependencies:
     prettier "^1.18.2 || ^2.0.0"
 
+"@vue/devtools-api@^6.5.0":
+  version "6.5.0"
+  resolved "https://registry.yarnpkg.com/@vue/devtools-api/-/devtools-api-6.5.0.tgz#98b99425edee70b4c992692628fa1ea2c1e57d07"
+  integrity sha512-o9KfBeaBmCKl10usN4crU53fYtC1r7jJwdGKjPT24t348rHxgfpZ0xL3Xm/gLUYnc0oTp8LAmrxOeLyu6tbk2Q==
+
 "@vue/[email protected]":
   version "6.1.0"
   resolved "https://registry.yarnpkg.com/@vue/eslint-config-standard/-/eslint-config-standard-6.1.0.tgz#b362ba67c86caa4e7b44481c2303c9dccc2dc037"
@@ -12090,10 +12095,12 @@ vue-loader@^15.9.2:
     vue-hot-reload-api "^2.3.0"
     vue-style-loader "^4.1.0"
 
-[email protected]:
-  version "3.6.5"
-  resolved "https://registry.yarnpkg.com/vue-router/-/vue-router-3.6.5.tgz#95847d52b9a7e3f1361cb605c8e6441f202afad8"
-  integrity sha512-VYXZQLtjuvKxxcshuRAwjHnciqZVoXAjTjcqBTz4rKc8qih9g9pI3hbDjmqXaHdgL3v8pV6P8Z335XvHzESxLQ==
+[email protected]:
+  version "4.2.5"
+  resolved "https://registry.yarnpkg.com/vue-router/-/vue-router-4.2.5.tgz#b9e3e08f1bd9ea363fdd173032620bc50cf0e98a"
+  integrity sha512-DIUpKcyg4+PTQKfFPX88UWhlagBEBEfJ5A8XDXRJLUnZOvcpMF8o/dnL90vpVkGaPbjvXazV/rC1qBKrZlFugw==
+  dependencies:
+    "@vue/devtools-api" "^6.5.0"
 
 vue-style-loader@^4.1.0, vue-style-loader@^4.1.2:
   version "4.1.3"