Merge pull request #3267 from SeldonIO/dependabot/pip/python/pip-lice…

…nses-3.4.0

Bump pip-licenses from 3.1.0 to 3.4.0 in /python

python/requirements-dev.txt

@@ -8,7 +8,7 @@ mypy-protobuf==2.4
 mypy<0.791
 pandas==1.1.0                # used in serving_test_gen
 pillow==8.1.1
-pip-licenses==3.1.0          # fetch licenses
+pip-licenses==3.4.0          # fetch licenses
 pytest-cov==2.10.1
 pytest==6.2.2
 tenacity==6.3.1              # tenacity - used for smart retrying