deps: update dependency com.google.guava:guava-bom to v28.2-android

[renovate-bot]

This PR contains the following updates:

Package	Update	Change
com.google.guava:guava-bom	minor	28.1-android -> 28.2-android

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[codecov]

Codecov Report

Merging #58 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master      #58   +/-   ##
=========================================
  Coverage     71.33%   71.33%           
- Complexity      988      997    +9     
=========================================
  Files            62       62           
  Lines          5323     5323           
  Branches        599      597    -2     
=========================================
  Hits           3797     3797           
  Misses         1339     1339           
  Partials        187      187

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[BenWhitehead]

Current failure from Kokoro - Test: Dependencies I'll investigate a solution and take care of this PR.

[INFO] --- maven-enforcer-plugin:3.0.0-M2:enforce (enforce) @ grpc-google-cloud-firestore-admin-v1 ---
[WARNING] Rule 2: org.apache.maven.plugins.enforcer.RequireUpperBoundDeps failed with message:
Failed while enforcing RequireUpperBoundDeps. The error(s) are [
Require upper bound dependencies error for com.google.errorprone:error_prone_annotations:2.3.3 paths to dependency are:
+-com.google.api.grpc:grpc-google-cloud-firestore-admin-v1:1.32.1-SNAPSHOT
  +-io.grpc:grpc-api:1.26.0
    +-com.google.errorprone:error_prone_annotations:2.3.3
and
+-com.google.api.grpc:grpc-google-cloud-firestore-admin-v1:1.32.1-SNAPSHOT
  +-com.google.guava:guava:28.2-android
    +-com.google.errorprone:error_prone_annotations:2.3.4
]

[codyoss]

All of our repos have this issue right now. We have a PR out to grpc to up their version: grpc/grpc-java#6574

[BenWhitehead]

Superseded by #76

[forking-renovate]

Renovate Ignore Notification

As this PR has been closed unmerged, Renovate will now ignore this update (28.2-android). You will still receive a PR once a newer version is released, so if you wish to permanently ignore this dependency, please add it to the ignoreDeps array of your renovate config.

If this PR was closed by mistake or you changed your mind, you can simply rename this PR and you will soon get a fresh replacement PR opened.