Bump requests in /_code-samples/build-a-desktop-wallet/py

Bumps [requests](https://github.com/psf/requests) from 2.32.0 to 2.32.4.
- [Release notes](https://github.com/psf/requests/releases)
- [Changelog](https://github.com/psf/requests/blob/main/HISTORY.md)
- [Commits](https://github.com/psf/requests/compare/v2.32.0...v2.32.4)

---
updated-dependencies:
- dependency-name: requests
  dependency-version: 2.32.4
  dependency-type: direct:production
...

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

_code-samples/build-a-desktop-wallet/py/requirements.txt

@@ -1,4 +1,4 @@
 xrpl-py>=3.0.0
 wxPython==4.2.1
 toml==0.10.2
-requests==2.32.0
+requests==2.32.4