Bump eslint-plugin-vue from 7.8.0 to 7.9.0 in /webui/frontend (#130)

Bumps [eslint-plugin-vue](https://github.com/vuejs/eslint-plugin-vue) from 7.8.0 to 7.9.0.
- [Release notes](https://github.com/vuejs/eslint-plugin-vue/releases)
- [Commits](vuejs/eslint-plugin-vue@v7.8.0...v7.9.0)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

webui/frontend/package.json

@@ -31,7 +31,7 @@
     "babel-eslint": "^10.1.0",
     "bootstrap": "^4.6.0",
     "eslint": "^6.8.0",
-    "eslint-plugin-vue": "^7.8.0",
+    "eslint-plugin-vue": "^7.9.0",
     "mutationobserver-shim": "^0.3.7",
     "popper.js": "^1.16.1",
     "portal-vue": "^2.1.7",

webui/frontend/yarn.lock

@@ -3660,10 +3660,10 @@ eslint-loader@^2.2.1:
     object-hash "^1.1.4"
     rimraf "^2.6.1"
 
-eslint-plugin-vue@^7.8.0:
-  version "7.8.0"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-vue/-/eslint-plugin-vue-7.8.0.tgz#cb0e85d65b65fa8d15e783fbb03c049d2c4cfdae"
-  integrity sha512-OGrnPz+PuYL2HmVyBHxm4mRjxW2kfFCQE6Hw9G6qOHs/Pcu0srOlCCW0FMa8SLzIEqxl8WuKoBSPcMnrjUG2vw==
+eslint-plugin-vue@^7.9.0:
+  version "7.9.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-vue/-/eslint-plugin-vue-7.9.0.tgz#f8e83a2a908f4c43fc8304f5401d4ff671f3d560"
+  integrity sha512-2Q0qQp5+5h+pZvJKCbG1/jCRUYrdgAz5BYKGyTlp2NU8mx09u3Hp7PsH6d5qef6ojuPoCXMnrbbDxeoplihrSw==
   dependencies:
     eslint-utils "^2.1.0"
     natural-compare "^1.4.0"