chore: release 0.4.0

[release-please]

🤖 I have created a release *beep* *boop*

0.4.0 (2021-03-12)

Features

• add encryption_spec to aiplatform v1beta1 (#176) (faff19b)

Dependencies

• update dependency com.google.api.grpc:proto-google-cloud-aiplatform-v1beta1 to v0.3.0 (#189) (5bdf3d0)
• update dependency com.google.cloud:google-cloud-shared-dependencies to v0.20.1 (#203) (761e878)
• update dependency com.google.cloud:google-cloud-storage to v1.113.12 (#186) (3fae117)
• update dependency com.google.cloud:google-cloud-storage to v1.113.14 (#202) (767cf1d)

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This PR was generated with Release Please. See documentation.

[codecov]

Codecov Report

Merging #194 (d30977e) into master (767cf1d) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #194   +/-   ##
=========================================
  Coverage     78.06%   78.06%           
  Complexity     1402     1402           
=========================================
  Files            97       97           
  Lines         10158    10158           
  Branches        137      137           
=========================================
  Hits           7930     7930           
  Misses         2051     2051           
  Partials        177      177           

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[yoshi-automation]

🤖 Release is at https://github.com/googleapis/java-aiplatform/releases/tag/v0.4.0 🌻

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The release build has started, the log can be viewed here. 🌻

[release-tool-publish-reporter]

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