Bump pytest from 5.2.1 to 5.2.2 (#449)

Bumps [pytest](https://github.com/pytest-dev/pytest) from 5.2.1 to 5.2.2.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/master/CHANGELOG.rst)
- [Commits](https://github.com/pytest-dev/pytest/compare/5.2.1...5.2.2)

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

requirements.txt

@@ -5,7 +5,7 @@ pytest-docstyle==1.5.0 --hash=sha256:dcc54084b8e8282a83e50c6220c85d1c7d05e3871f7
 pytest-flake8==1.0.4 --hash=sha256:4d225c13e787471502ff94409dcf6f7927049b2ec251c63b764a4b17447b60c0 --hash=sha256:d7e2b6b274a255b7ae35e9224c85294b471a83b76ecb6bd53c337ae977a499af
 pytest-mypy==0.4.1 --hash=sha256:c01a2c3baeab6086412c614f1f92d3962ff92cdf13881c608d98a5c23bc79b77 --hash=sha256:f6348a3aa08d7b38b05c12ed0965415e1b60d402d7ceb353f5116f6eaf7dac28
 pytest-xdist==1.30.0 --hash=sha256:a8569b027db70112b290911ce2ed732121876632fb3f40b1d39cd2f72f58b147 --hash=sha256:5d1b1d4461518a6023d56dab62fb63670d6f7537f23e2708459a557329accf48
-pytest==5.2.1 --hash=sha256:7e4800063ccfc306a53c461442526c5571e1462f61583506ce97e4da6a1d88c8 --hash=sha256:ca563435f4941d0cb34767301c27bc65c510cb82e90b9ecf9cb52dc2c63caaa0
+pytest==5.2.2 --hash=sha256:58cee9e09242937e136dbb3dab466116ba20d6b7828c7620f23947f37eb4dae4 --hash=sha256:27abc3fef618a01bebb1f0d6d303d2816a99aa87a5968ebc32fe971be91eb1e6
 PyYAML==5.1.2 --hash=sha256:5124373960b0b3f4aa7df1707e63e9f109b5263eca5976c66e08b1c552d4eaf8 --hash=sha256:f81025eddd0327c7d4cfe9b62cf33190e1e736cc6e97502b3ec425f574b3e7a8 --hash=sha256:0113bc0ec2ad727182326b61326afa3d1d8280ae1122493553fd6f4397f33df9 --hash=sha256:5ca4f10adbddae56d824b2c09668e91219bb178a1eee1faa56af6f99f11bf696 --hash=sha256:bf47c0607522fdbca6c9e817a6e81b08491de50f3766a7a0e6a5be7905961b41 --hash=sha256:87ae4c829bb25b9fe99cf71fbb2140c448f534e24c998cc60f39ae4f94396a73 --hash=sha256:9de9919becc9cc2ff03637872a440195ac4241c80536632fffeb6a1e25a74299 --hash=sha256:a5a85b10e450c66b49f98846937e8cfca1db3127a9d5d1e31ca45c3d0bef4c5b --hash=sha256:b0997827b4f6a7c286c01c5f60384d218dca4ed7d9efa945c3e1aa623d5709ae --hash=sha256:7907be34ffa3c5a32b60b95f4d95ea25361c951383a894fec31be7252b2b6f34 --hash=sha256:7ec9b2a4ed5cad025c2278a1e6a19c011c80a3caaac804fd2d329e9cc2c287c9 --hash=sha256:b631ef96d3222e62861443cc89d6563ba3eeb816eeb96b2629345ab795e53681 --hash=sha256:01adf0b6c6f61bd11af6e10ca52b7d4057dd0be0343eb9283c878cf3af56aee4
 sqlparse==0.3.0 --hash=sha256:40afe6b8d4b1117e7dff5504d7a8ce07d9a1b15aeeade8a2d10f130a834f8177
 gcloud==0.18.3 --hash=sha256:0af2dec59fce20561752f86e42d981c6a255e306a6c5e5d1fa3d358a8857e4fb