deps: update autovalue.version to v1.7.3

[renovate-bot]

This PR contains the following updates:

Package	Update	Change
com.google.auto.value:auto-value	patch	1.7.2 -> 1.7.3
com.google.auto.value:auto-value-annotations	patch	1.7.2 -> 1.7.3

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[codecov]

Codecov Report

Merging #244 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #244   +/-   ##
=========================================
  Coverage     79.21%   79.21%           
  Complexity      316      316           
=========================================
  Files            21       21           
  Lines          2877     2877           
  Branches        153      153           
=========================================
  Hits           2279     2279           
  Misses          537      537           
  Partials         61       61           

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