Enhance database connection settings for asyncpg with PgBouncer support

[vin0dkhichar]

No description provided.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 90.00000% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 62.25%. Comparing base (5a855e2) to head (9859382).

Files with missing lines	Patch %	Lines
...p-fastapi-common/src/openg2p_fastapi_common/app.py	50.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop      #71      +/-   ##
===========================================
+ Coverage    62.11%   62.25%   +0.14%     
===========================================
  Files           40       40              
  Lines         1655     1664       +9     
  Branches       172      173       +1     
===========================================
+ Hits          1028     1036       +8     
  Misses         566      566              
- Partials        61       62       +1     

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