Merge pull request #573 from tskit-dev/dependabot/pip/requirements/CI-tests-pip/seaborn-0.11.2

Bump seaborn from 0.11.1 to 0.11.2 in /requirements/CI-tests-pip

Author: mergify[bot]

requirements/CI-tests-pip/requirements.txt

@@ -7,7 +7,7 @@ numpy==1.20.3
 pandas==1.2.4
 pytest==6.2.4
 pytest-xdist==2.3.0
-seaborn==0.11.1
+seaborn==0.11.2
 sortedcontainers==2.4.0
 tqdm==4.61.2
 tskit==0.3.7