Bump djangorestframework from 3.14.0 to 3.15.2

Bumps [djangorestframework](https://github.com/encode/django-rest-framework) from 3.14.0 to 3.15.2.
- [Release notes](https://github.com/encode/django-rest-framework/releases)
- [Commits](encode/django-rest-framework@3.14.0...3.15.2)

---
updated-dependencies:
- dependency-name: djangorestframework
  dependency-version: 3.15.2
  dependency-type: direct:production
...

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

Author: dependabot[bot]

poetry.lock

@@ -20,7 +20,7 @@ python = "^3.9"
 Django = "^4.2.26"
 click = "^8.1.2"
 django-map-widgets = "^0.3.3"
-djangorestframework = "^3.14.0"
+djangorestframework = "^3.15.2"
 djangorestframework-gis = "^0.18"
 paho-mqtt = "^1.6.1"
 requests = "^2.32.4"