Bump boto3 from 1.17.7 to 1.18.0 in /tests (#121)

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
-boto3==1.17.7
+boto3==1.18.0
 pytest==6.2.4