chore(master): release 1.2.0

[release-please]

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

1.2.0 (2021-02-22)

Features

• generate sample code in the Java microgenerator (#349) (af41579)

Dependencies

• update dependency com.google.cloud:google-cloud-shared-dependencies to v0.19.0 (#336) (d9e8817)

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This PR was generated with Release Please. See documentation.

[codecov]

Codecov Report

Merging #351 (6bdf5c7) into master (0c5cb99) will increase coverage by 1.07%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master     #351      +/-   ##
============================================
+ Coverage     74.00%   75.07%   +1.07%     
+ Complexity       57       48       -9     
============================================
  Files             6        6              
  Lines           350      333      -17     
  Branches          1        5       +4     
============================================
- Hits            259      250       -9     
  Misses           82       82              
+ Partials          9        1       -8     

Impacted Files	Coverage Δ	Complexity Δ
...am/credentials/v1/stub/GrpcIamCredentialsStub.java	90.00% <0.00%> (-0.66%)	10.00% <0.00%> (-1.00%)
...redentials/v1/stub/IamCredentialsStubSettings.java	79.61% <0.00%> (-0.39%)	13.00% <0.00%> (ø%)
...cloud/iam/credentials/v1/IamCredentialsClient.java	81.70% <0.00%> (+7.26%)	19.00% <0.00%> (-8.00%)	⬆️

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[yoshi-automation]

🤖 Release is at https://github.com/googleapis/java-iamcredentials/releases/tag/v1.2.0 🌻

[release-tool-publish-reporter]

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

[release-tool-publish-reporter]

🥚 You hatched a release! The release build finished successfully! 💜