Update docker.io/library/postgres Docker tag to v13.21 - autoclosed

[renovate]

This PR contains the following updates:

Package	Update	Change
docker.io/library/postgres	minor	13.10 -> 13.21

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Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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• If you want to rebase/retry this PR, check this box

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[coveralls]

Pull Request Test Coverage Report for Build 8436064509

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 89.688%

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Totals
Change from base Build 8436059167:	0.0%
Covered Lines:	4627
Relevant Lines:	5159

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💛 - Coveralls

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 89.83%. Comparing base (55899c8) to head (1da3e77).
Report is 12 commits behind head on master.

❗ Current head 1da3e77 differs from pull request most recent head 2e4ab7a

Please upload reports for the commit 2e4ab7a to get more accurate results.

Additional details and impacted files

@@            Coverage Diff             @@
##           master      #98      +/-   ##
==========================================
+ Coverage   89.68%   89.83%   +0.15%     
==========================================
  Files          57       57              
  Lines        5159     5246      +87     
==========================================
+ Hits         4627     4713      +86     
- Misses        532      533       +1     

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