Regenerate kms 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-kms/synth.py.
synthtool > Ensuring dependencies.
synthtool > Pulling artman image.
latest: Pulling from googleapis/artman
Digest: sha256:5fd9aee1d82a00cebf425c8fa431f5457539562f5867ad9c54370f0ec9a7ccaa
Status: Image is up to date for googleapis/artman:latest
synthtool > Cloning googleapis.
synthtool > Running generator for google/cloud/kms/artman_cloudkms.yaml.
synthtool > Generated code into /home/kbuilder/.cache/synthtool/googleapis/artman-genfiles/java.
synthtool > Running java formatter on 12 files
synthtool > Running java formatter on 1 files
synthtool > Running java formatter on 79 files
synthtool > Cleaned up 0 temporary directories.
synthtool > Wrote metadata to synth.metadata.

[codecov]

Codecov Report

Merging #4511 into master will increase coverage by 0.03%.
The diff coverage is n/a.

@@ Coverage Diff @@## master #4511 +/- ##
============================================
+ Coverage 49.13% 49.17% +0.03% - Complexity 21927 21987 +60 
============================================
Files 2078 2078 Lines 207170 207322 +152 Branches 24106 24109 +3 ============================================
+ Hits 101801 101941 +140 - Misses 97196 97207 +11 - Partials 8173 8174 +1

Impacted Files	Coverage Δ	Complexity Δ
...ble/data/v2/stub/EnhancedBigtableStubSettings.java	95.5% <0%> (+2.3%)	31% <0%> (+16%)	⬆️
...e/cloud/bigtable/data/v2/BigtableDataSettings.java	35.93% <0%> (+4.23%)	4% <0%> (+1%)	⬆️
...gtable/admin/v2/BigtableInstanceAdminSettings.java	88.37% <0%> (+6.22%)	10% <0%> (+5%)	⬆️
.../bigtable/admin/v2/BigtableTableAdminSettings.java	85.45% <0%> (+7.07%)	12% <0%> (+6%)	⬆️
...gle/cloud/bigtable/data/v2/BigtableDataClient.java	91.48% <0%> (+7.17%)	64% <0%> (+32%)	⬆️

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