Bump axios from 0.17.1 to 0.18.1 in /client

Bumps [axios](https://github.com/axios/axios) from 0.17.1 to 0.18.1.
- [Release notes](https://github.com/axios/axios/releases)
- [Changelog](https://github.com/axios/axios/blob/v0.18.1/CHANGELOG.md)
- [Commits](axios/axios@v0.17.1...v0.18.1)

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

Author: dependabot[bot]

client/package-lock.json

@@ -6,7 +6,7 @@
     "mail": "./node_modules/.bin/mjml ./resources/mails/templates/*.mjml.blade.php -o ./resources/mails/compiled"
   },
   "dependencies": {
-    "axios": "^0.17.0",
+    "axios": "^0.18.1",
     "babel-runtime": "^6.26.0",
     "dayjs": "^1.7.5",
     "debounce": "^1.1.0",