Bump axios from 0.18.1 to 1.6.0 in /front-end (#540)

Bumps [axios](https://github.com/axios/axios) from 0.18.1 to 1.6.0.
- [Release notes](https://github.com/axios/axios/releases)
- [Changelog](https://github.com/axios/axios/blob/v1.x/CHANGELOG.md)
- [Commits](axios/axios@v0.18.1...v1.6.0)

---
updated-dependencies:
- dependency-name: axios
  dependency-type: direct:production
...

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front-end/package.json

@@ -35,7 +35,7 @@
   },
   "dependencies": {
     "@vue/composition-api": "^1.7.1",
-    "axios": "0.18.1",
+    "axios": "1.6.0",
     "casdoor-vue-sdk": "^1.5.1",
     "clipboard": "1.7.1",
     "codemirror": "5.39.2",