fix(tests): pin urlllib3 to < 2, avoids break in docker package

Author: gadicc

tests/integration/requirements.txt

@@ -1,4 +1,7 @@
 pytest==7.2.0
 docker==6.0.1
 boto3==1.26.44
-Pillow==9.4.0
+Pillow==9.4.0
+# work around breaking changes in urllib3 2.0
+# until https://github.com/docker/docker-py/pull/3114/files lands
+urllib3<2