Bump prospector from 1.15.2 to 1.15.3

Bumps [prospector](https://github.com/PyCQA/prospector) from 1.15.2 to 1.15.3.
- [Changelog](https://github.com/prospector-dev/prospector/blob/master/CHANGELOG.rst)
- [Commits](prospector-dev/prospector@v1.15.2...v1.15.3)

---
updated-dependencies:
- dependency-name: prospector
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirements.txt

@@ -176,7 +176,7 @@ pluggy==1.5.0
     #   tox
 prompt-toolkit==3.0.50
     # via ipython
-prospector==1.15.2
+prospector==1.15.3
     # via -r requirements.in
 psycopg2-binary==2.9.10
     # via -r requirements.in