Bump requests from 2.26.0 to 2.27.1 in /tests (#168)

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

Author: dependabot[bot]

tests/requirements.txt

@@ -1,3 +1,3 @@
-requests==2.26.0
+requests==2.27.1
 boto3==1.20.3
 pytest==6.2.5