Regenerate automl client

[yoshi-automation]

This PR was generated using Autosynth. 🌈

Here's the log from Synthtool:

synthtool > Executing /tmpfs/src/git/autosynth/working_repo/google-cloud-clients/google-cloud-automl/synth.py.
synthtool > Ensuring dependencies.
synthtool > Pulling artman image.
latest: Pulling from googleapis/artman
Digest: sha256:c6231efb525569736226b1f7af7565dbc84248efafb3692a5bb1d2d8a7975d53
Status: Image is up to date for googleapis/artman:latest
synthtool > Cloning googleapis.
synthtool > Running generator for google/cloud/automl/artman_automl_v1beta1.yaml.
synthtool > Generated code into /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/java.
synthtool > Running java formatter on 19 files
synthtool > Running java formatter on 2 files
synthtool > Running java formatter on 260 files
synthtool > Cleaned up 0 temporary directories.
synthtool > Wrote metadata to synth.metadata.

[codecov]

Codecov Report

Merging #6060 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master    #6060   +/-   ##
=========================================
  Coverage     47.43%   47.43%           
  Complexity    27180    27180           
=========================================
  Files          2522     2522           
  Lines        274264   274264           
  Branches      31355    31355           
=========================================
  Hits         130095   130095           
  Misses       134559   134559           
  Partials       9610     9610

Impacted Files	Coverage Δ	Complexity Δ
.../cloud/automl/v1beta1/PredictionServiceClient.java	44.64% <ø> (ø)	11 <0> (ø)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 16435cb...0a92e66. Read the comment docs.