Bump pipreqs from 0.4.11 to 0.4.12 in /apps/web-crawl-q-and-a (#703)

Bumps [pipreqs](https://github.com/bndr/pipreqs) from 0.4.11 to 0.4.12.
- [Release notes](https://github.com/bndr/pipreqs/releases)
- [Changelog](https://github.com/bndr/pipreqs/blob/master/HISTORY.rst)
- [Commits](https://github.com/bndr/pipreqs/compare/v0.4.11...v0.4.12)

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

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

apps/web-crawl-q-and-a/requirements.txt

@@ -43,7 +43,7 @@ parso==0.8.3
 pexpect==4.8.0
 pickleshare==0.7.5
 Pillow==9.4.0
-pipreqs==0.4.11
+pipreqs==0.4.12
 platformdirs==2.6.2
 plotly==5.12.0
 prompt-toolkit==3.0.36