Better Delayed ACK Support

[nibanks]

Description

• Support disabling delayed ACK.
• Don't include timer resolution when polling timeout is greater than delayed ACK timeout.

Testing

CI/CD

Documentation

N/A

[codecov]

Codecov Report

Merging #3933 (8d3c102) into main (81858e4) will decrease coverage by 0.44%.
Report is 5 commits behind head on main.
The diff coverage is 66.66%.

❗ Current head 8d3c102 differs from pull request most recent head d8fb4b7. Consider uploading reports for the commit d8fb4b7 to get more accurate results

@@            Coverage Diff             @@
##             main    #3933      +/-   ##
==========================================
- Coverage   86.62%   86.18%   -0.44%     
==========================================
  Files          56       56              
  Lines       16889    16897       +8     
==========================================
- Hits        14630    14563      -67     
- Misses       2259     2334      +75     

Files	Coverage Δ
src/core/ack_tracker.c	86.07% <ø> (ø)
src/core/send.c	88.88% <100.00%> (+0.18%)	⬆️
src/core/connection.h	98.38% <80.00%> (-0.51%)	⬇️
src/core/connection.c	80.54% <40.00%> (-1.05%)	⬇️

... and 10 files with indirect coverage changes