Bump urllib3 from 1.26.17 to 1.26.18

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.17 to 1.26.18.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@1.26.17...1.26.18)

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

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

requirements.txt

@@ -169,7 +169,7 @@ tzdata==2022.7
 tzlocal==4.2
 ua-parser==0.16.1
 uritemplate==3.0.0
-urllib3==1.26.17
+urllib3==1.26.18
 validate-email==1.3
 vine==5.0.0
 virtualenv==15.0.2