chore(deps): update postgres docker tag to v16.3

[renovate]

This PR contains the following updates:

Package	Update	Change
postgres	minor	16.2-alpine -> 16.3-alpine

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 64.79%. Comparing base (f4bb2df) to head (4185997).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #387   +/-   ##
=======================================
  Coverage   64.79%   64.79%           
=======================================
  Files          59       59           
  Lines        1909     1909           
  Branches      376      376           
=======================================
  Hits         1237     1237           
  Misses        567      567           
  Partials      105      105           

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