[deps] Update influxdb requirement from ~=5.3.1 to ~=5.3.2

Updates the requirements on [influxdb](https://github.com/influxdb/influxdb-python) to permit the latest version.
- [Changelog](https://github.com/influxdata/influxdb-python/blob/master/CHANGELOG.md)
- [Commits](influxdata/influxdb-python@v5.3.1...v5.3.2)

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

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

requirements.txt

@@ -1,5 +1,5 @@
 openwisp-controller @ https://github.com/openwisp/openwisp-controller/tarball/master
-influxdb~=5.3.1
+influxdb~=5.3.2
 django-nested-admin~=4.0.2
 python-dateutil>=2.7.0,<3.0.0
 openwisp-utils[rest] @ https://github.com/openwisp/openwisp-utils/tarball/master