Bump eslint-plugin-vue from 7.6.0 to 7.7.0

Bumps [eslint-plugin-vue](https://github.com/vuejs/eslint-plugin-vue) from 7.6.0 to 7.7.0.
- [Release notes](https://github.com/vuejs/eslint-plugin-vue/releases)
- [Commits](vuejs/eslint-plugin-vue@v7.6.0...v7.7.0)

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -19,7 +19,7 @@
     "@vue/cli-service": "^4.5.11",
     "babel-eslint": "^10.1.0",
     "eslint": "^6.7.2",
-    "eslint-plugin-vue": "^7.6.0",
+    "eslint-plugin-vue": "^7.7.0",
     "vue-template-compiler": "^2.6.12"
   },
   "eslintConfig": {