build(deps): Bump element-ui from 2.14.1 to 2.15.0

Bumps [element-ui](https://github.com/ElemeFE/element) from 2.14.1 to 2.15.0.
- [Release notes](https://github.com/ElemeFE/element/releases)
- [Changelog](https://github.com/ElemeFE/element/blob/dev/CHANGELOG.en-US.md)
- [Commits](https://github.com/ElemeFE/element/compare/v2.14.1...v2.15.0)

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

package.json

@@ -176,7 +176,7 @@
     "electron-json-storage": "^4.3.0",
     "electron-log": "^4.3.1",
     "electron-window-state": "^5.0.3",
-    "element-ui": "2.14.1",
+    "element-ui": "2.15.0",
     "emoji-mart-vue": "^2.6.6",
     "emojilib": "^2.4.0",
     "i18next": "^19.8.7",

yarn.lock

@@ -4742,10 +4742,10 @@ element-matches@^0.1.2:
   resolved "https://registry.yarnpkg.com/element-matches/-/element-matches-0.1.2.tgz#7345cb71e965bd2b12f725e524591c102198361a"
   integrity sha512-yWh1otcs3OKUWDvu/IxyI36ZI3WNaRZlI0uG/DK6fu0pap0VYZ0J5pEGTk1zakme+hT0OKHwhlHc0N5TJhY6yQ==
 
-element-ui@2.14.1:
-  version "2.14.1"
-  resolved "https://registry.yarnpkg.com/element-ui/-/element-ui-2.14.1.tgz#8b5745c7366c1c1a603bb6c021286ea7187e2aa2"
-  integrity sha512-Uje0J12dBaXdyvt/EtuDA8diFbYTdO7uI4QCfl7zmEJmE1WxgCSVKhlRRoL8MDonO8pyNVhB4n0AFAR14g56nw==
+element-ui@2.15.0:
+  version "2.15.0"
+  resolved "https://registry.yarnpkg.com/element-ui/-/element-ui-2.15.0.tgz#de9b73a8d1e3e3b50e82b923a5fa95295239bd41"
+  integrity sha512-9z/1+b7V8fvp08OnKUEW4/BZ72kT+IhuKR9cTMz3XoCTKmEsqLLb32XjbO/DznSFaaiFbOYU93G7WtkvrCAL9A==
   dependencies:
     async-validator "~1.8.1"
     babel-helper-vue-jsx-merge-props "^2.0.0"