Update dependency com.google.firebase:firebase-bom to v31.1.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.google.firebase:firebase-bom	31.0.1 -> 31.1.1

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[github-actions]

APK Size: 2.01 MB

[codecov]

Codecov Report

Merging #286 (d143538) into main (1b575e9) will not change coverage.
The diff coverage is n/a.

❗ Current head d143538 differs from pull request most recent head 8cb405e. Consider uploading reports for the commit 8cb405e to get more accurate results

@@            Coverage Diff            @@
##               main     #286   +/-   ##
=========================================
  Coverage     47.86%   47.86%           
  Complexity      107      107           
=========================================
  Files           100      100           
  Lines          1661     1661           
  Branches        222      222           
=========================================
  Hits            795      795           
  Misses          774      774           
  Partials         92       92           

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