Bump mixpanel from 0.14.0 to 0.18.0

Bumps [mixpanel](https://github.com/mixpanel/mixpanel-node) from 0.14.0 to 0.18.0.
- [Release notes](https://github.com/mixpanel/mixpanel-node/releases)
- [Changelog](https://github.com/mixpanel/mixpanel-node/blob/master/history.md)
- [Commits](mixpanel/mixpanel-node@v0.14.0...v0.18.0)

---
updated-dependencies:
- dependency-name: mixpanel
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -18,7 +18,7 @@
     "lodash.isequal": "^4.5.0",
     "lodash.uniqwith": "^4.5.0",
     "micro": "^9.3.3",
-    "mixpanel": "^0.14.0",
+    "mixpanel": "^0.18.0",
     "p-map": "^4.0.0",
     "tldjs": "^2.3.1",
     "xml-js": "^1.6.11"