Bump urllib3 from 1.24.1 to 1.24.2 in /apis/aws-batch (#39)

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.24.1 to 1.24.2.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/master/CHANGES.rst)
- [Commits](urllib3/urllib3@1.24.1...1.24.2)

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

Author: dependabot[bot]

apis/aws-batch/requirements.txt

@@ -6,4 +6,4 @@ jmespath==0.9.3
 python-dateutil==2.7.5
 s3transfer==0.1.13
 six==1.11.0
-urllib3==1.24.1
+urllib3==1.24.2