Bump urllib3 from 1.24.2 to 1.26.2 (#76)

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.24.2 to 1.26.2.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@1.24.2...1.26.2)

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

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

Author: dependabot[bot]

requirements_dev.txt

@@ -29,6 +29,6 @@ snowballstemmer==1.2.1
 tqdm==4.28.1
 twine==1.12.1
 typed-ast==1.1.0
-urllib3==1.24.2
+urllib3==1.26.2
 webencodings==0.5.1
 wrapt==1.10.11