Bump swmm-toolkit from 0.15.3 to 0.15.5

Bumps [swmm-toolkit](https://github.com/pyswmm/swmm-python) from 0.15.3 to 0.15.5.
- [Release notes](https://github.com/pyswmm/swmm-python/releases)
- [Commits](pyswmm/swmm-python@v0.15.3...v0.15.5)

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

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

dev-requirements.txt

@@ -301,7 +301,7 @@ smmap==5.0.1
     # via gitdb
 snuggs==1.4.7
     # via rasterio
-swmm-toolkit==0.15.3
+swmm-toolkit==0.15.5
     # via pyswmm
 tifffile==2024.1.30
     # via scikit-image

requirements.txt

@@ -243,7 +243,7 @@ smmap==5.0.1
     # via gitdb
 snuggs==1.4.7
     # via rasterio
-swmm-toolkit==0.15.3
+swmm-toolkit==0.15.5
     # via pyswmm
 tifffile==2024.1.30
     # via scikit-image