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

@@            Coverage Diff            @@
##             master      #35   +/-   ##
=========================================
  Coverage     72.61%   72.61%           
  Complexity      220      220           
=========================================
  Files            19       19           
  Lines          1669     1669           
  Branches         26       26           
=========================================
  Hits           1212     1212           
  Misses          421      421           
  Partials         36       36

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