Bump xlsxwriter from 3.1.3 to 3.1.5

Bumps [xlsxwriter](https://github.com/jmcnamara/XlsxWriter) from 3.1.3 to 3.1.5.
- [Changelog](https://github.com/jmcnamara/XlsxWriter/blob/main/Changes)
- [Commits](jmcnamara/XlsxWriter@RELEASE_3.1.3...RELEASE_3.1.5)

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

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -2,4 +2,4 @@ docker-compose==1.29.2
 pip==23.2.1
 python-docx==0.8.11
 python-pptx==0.6.22
-XlsxWriter==3.1.3
+XlsxWriter==3.1.5