Update dependency @gitlab/eslint-plugin to v5

package.json

@@ -162,7 +162,7 @@
   },
   "devDependencies": {
     "@babel/plugin-transform-modules-commonjs": "^7.10.1",
-    "@gitlab/eslint-plugin": "4.1.0",
+    "@gitlab/eslint-plugin": "5.0.0",
     "@testing-library/dom": "^7.16.2",
     "@vue/test-utils": "1.0.0-beta.30",
     "acorn": "^6.3.0",

yarn.lock

@@ -845,10 +845,10 @@
   resolved "https://registry.yarnpkg.com/@gitlab/at.js/-/at.js-1.5.5.tgz#5f6bfe6baaef360daa9b038fa78798d7a6a916b4"
   integrity sha512-282Dn3SPVsUHVDhMsXgfnv+Rzog0uxecjttxGRQvxh25es1+xvkGQFsvJfkSKJ3X1kHVkSjKf+Tt5Rra+Jhp9g==
 
-"@gitlab/eslint-plugin@4.1.0":
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/@gitlab/eslint-plugin/-/eslint-plugin-4.1.0.tgz#b59b53b9cd984dc692cd094cca4fbe45e466c8b7"
-  integrity sha512-NjY8XqT9lPKxBiKeaIXAGPGuxLMmbns/W5YF/cqxfWMnMOCCGBPZjwwnPY5wzAeKocT014LCnA7k0ztIUN7DoQ==
+"@gitlab/eslint-plugin@5.0.0":
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/@gitlab/eslint-plugin/-/eslint-plugin-5.0.0.tgz#502eb2bccb55d65d6310ce9ef2da76035b6fc319"
+  integrity sha512-zd4pa6D2OUuhPUD2QmyhfpZh7vuXKsNHaCHJdbTb2ld+mHel5IDqdidAzAshCI9On3e6o9XieD6l7rBTpN6H/g==
   dependencies:
     babel-eslint "^10.0.3"
     eslint-config-airbnb-base "^14.0.0"