Bump mocha from 10.4.0 to 10.7.3 in /client (#412)

Bumps [mocha](https://github.com/mochajs/mocha) from 10.4.0 to 10.7.3.
- [Release notes](https://github.com/mochajs/mocha/releases)
- [Changelog](https://github.com/mochajs/mocha/blob/main/CHANGELOG.md)
- [Commits](mochajs/mocha@v10.4.0...v10.7.3)

---
updated-dependencies:
- dependency-name: mocha
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

client/package-lock.json

@@ -20,7 +20,7 @@
         "@types/glob": "^8.1.0",
         "@types/vscode": "1.94.0",
         "@vscode/test-electron": "^2.4.1",
-        "mocha": "^10.4.0"
+        "mocha": "^10.7.3"
     },
     "dependencies": {
         "@types/lodash": "^4.17.10",