Phishingprotection: Pin black version (via synth).

[yoshi-automation]

This PR was generated using Autosynth. 🌈

Here's the log from Synthtool:

synthtool > Executing /tmpfs/src/git/autosynth/working_repo/phishingprotection/synth.py.
synthtool > Ensuring dependencies.
synthtool > Pulling artman image.
latest: Pulling from googleapis/artman
Digest: sha256:8900f94a81adaab0238965aa8a7b3648791f4f3a95ee65adc6a56cfcc3753101
Status: Image is up to date for googleapis/artman:latest
synthtool > Cloning googleapis.
synthtool > Running generator for google/cloud/phishingprotection/artman_phishingprotection_v1beta1.yaml.
synthtool > Generated code into /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/phishingprotection-v1beta1.
synthtool > Copy: /home/kbuilder/.cache/synthtool/googleapis/google/cloud/phishingprotection/v1beta1/phishingprotection.proto to /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/phishingprotection-v1beta1/google/cloud/phishingprotection_v1beta1/proto/phishingprotection.proto
synthtool > Placed proto files into /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/python/phishingprotection-v1beta1/google/cloud/phishingprotection_v1beta1/proto.
synthtool > Replaced 'google-cloud-phishingprotection' in google/cloud/phishingprotection_v1beta1/gapic/phishing_protection_service_v1_beta1_client.py.
synthtool > Replaced 'PhishingProtectionServiceV1Beta1Client' in google/cloud/phishingprotection.py.
synthtool > Replaced 'PhishingProtectionServiceV1Beta1Client' in google/cloud/phishingprotection_v1beta1/__init__.py.
synthtool > Replaced 'PhishingProtectionServiceV1Beta1Client' in google/cloud/phishingprotection_v1beta1/gapic/phishing_protection_service_client.py.
synthtool > Replaced 'PhishingProtectionServiceV1Beta1Client' in google/cloud/phishingprotection_v1beta1/gapic/transports/phishing_protection_service_grpc_transport.py.
synthtool > Replaced 'PhishingProtectionServiceV1Beta1Client' in tests/unit/gapic/v1beta1/test_phishing_protection_service_client_v1beta1.py.
synthtool > Replaced 'PhishingProtectionServiceV1Beta1GrpcTransport' in google/cloud/phishingprotection_v1beta1/gapic/phishing_protection_service_client.py.
synthtool > Replaced 'PhishingProtectionServiceV1Beta1GrpcTransport' in google/cloud/phishingprotection_v1beta1/gapic/transports/phishing_protection_service_grpc_transport.py.
synthtool > No replacements made in tests/**/*.py for pattern PhishingProtectionServiceV1Beta1GrpcTransport, maybe replacement is not longer needed?
synthtool > No replacements made in google/cloud/**/*.py for pattern phishing_protection_v1_beta1_service_client, maybe replacement is not longer needed?
synthtool > Replaced 'phishing_protection_service_v1_beta1_grpc_transport' in google/cloud/phishingprotection_v1beta1/gapic/phishing_protection_service_client.py.
synthtool > Replaced 'phishing_protection_service_v1_beta1_client' in google/cloud/phishingprotection_v1beta1/__init__.py.
synthtool > Replaced 'phishing_protection_service_v1_beta1_client' in google/cloud/phishingprotection_v1beta1/gapic/phishing_protection_service_client.py.
.coveragerc
.flake8
MANIFEST.in
noxfile.py.j2
setup.cfg
Running session blacken
Creating virtualenv using python3.6 in .nox/blacken
pip install black==19.3b0
black docs google tests noxfile.py setup.py
reformatted /tmpfs/src/git/autosynth/working_repo/phishingprotection/google/cloud/__init__.py
reformatted /tmpfs/src/git/autosynth/working_repo/phishingprotection/google/__init__.py
reformatted /tmpfs/src/git/autosynth/working_repo/phishingprotection/google/cloud/phishingprotection.py
reformatted /tmpfs/src/git/autosynth/working_repo/phishingprotection/google/cloud/phishingprotection_v1beta1/__init__.py
reformatted /tmpfs/src/git/autosynth/working_repo/phishingprotection/google/cloud/phishingprotection_v1beta1/gapic/phishing_protection_service_client_config.py
reformatted /tmpfs/src/git/autosynth/working_repo/phishingprotection/google/cloud/phishingprotection_v1beta1/gapic/transports/phishing_protection_service_grpc_transport.py
reformatted /tmpfs/src/git/autosynth/working_repo/phishingprotection/google/cloud/phishingprotection_v1beta1/proto/phishingprotection_pb2_grpc.py
reformatted /tmpfs/src/git/autosynth/working_repo/phishingprotection/docs/conf.py
reformatted /tmpfs/src/git/autosynth/working_repo/phishingprotection/google/cloud/phishingprotection_v1beta1/types.py
reformatted /tmpfs/src/git/autosynth/working_repo/phishingprotection/google/cloud/phishingprotection_v1beta1/gapic/phishing_protection_service_client.py
reformatted /tmpfs/src/git/autosynth/working_repo/phishingprotection/google/cloud/phishingprotection_v1beta1/proto/phishingprotection_pb2.py
reformatted /tmpfs/src/git/autosynth/working_repo/phishingprotection/tests/unit/gapic/v1beta1/test_phishing_protection_service_client_v1beta1.py
reformatted /tmpfs/src/git/autosynth/working_repo/phishingprotection/noxfile.py
All done! ✨ 🍰 ✨
13 files reformatted, 4 files left unchanged.
Session blacken was successful.
synthtool > Cleaned up 2 temporary directories.
synthtool > Wrote metadata to synth.metadata.