Bump urllib3 from 1.26.4 to 1.26.5 in /deploy

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.4 to 1.26.5.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](https://github.com/urllib3/urllib3/compare/1.26.4...1.26.5)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-type: direct:production
...

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

deploy/requirements.txt

@@ -80,7 +80,7 @@ sphinxcontrib-serializinghtml==1.1.4
 spiffworkflow
 sqlalchemy==1.3.20
 swagger-ui-bundle==0.0.8
-urllib3==1.26.4
+urllib3==1.26.5
 waitress==1.4.4
 webob==1.8.6
 webtest==2.0.35