chore: release 1.1.2-SNAPSHOT

[release-please]

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

Updating meta-information for bleeding-edge SNAPSHOT release.

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This PR was generated with Release Please.

[codecov]

Codecov Report

Merging #201 into master will increase coverage by 0.70%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master     #201      +/-   ##
============================================
+ Coverage     66.76%   67.46%   +0.70%     
+ Complexity       48       43       -5     
============================================
  Files             6        6              
  Lines           349      332      -17     
  Branches          5        5              
============================================
- Hits            233      224       -9     
+ Misses          111      107       -4     
+ Partials          5        1       -4     

Impacted Files	Coverage Δ	Complexity Δ
...am/credentials/v1/stub/GrpcIamCredentialsStub.java	90.72% <0.00%> (-0.63%)	10.00% <0.00%> (-1.00%)
...redentials/v1/stub/IamCredentialsStubSettings.java	80.95% <0.00%> (-0.36%)	13.00% <0.00%> (ø%)
...cloud/iam/credentials/v1/IamCredentialsClient.java	50.00% <0.00%> (+4.44%)	15.00% <0.00%> (-4.00%)	⬆️

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