Update ghcr.io/canonical/charmed-postgresql:16.9-24.04_edge Docker digest to e8ada99 (16/edge)

[renovate]

This PR contains the following updates:

Package	Update	Change
ghcr.io/canonical/charmed-postgresql	digest	6077e5e -> e8ada99

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 68.68%. Comparing base (7403d8e) to head (963aeac).

❌ Your project check has failed because the head coverage (68.68%) is below the target coverage (70.00%). You can increase the head coverage or adjust the target coverage.

Additional details and impacted files

@@           Coverage Diff            @@
##           16/edge    #1046   +/-   ##
========================================
  Coverage    68.68%   68.68%           
========================================
  Files           15       15           
  Lines         4043     4043           
  Branches       582      582           
========================================
  Hits          2777     2777           
  Misses        1058     1058           
  Partials       208      208           

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