Fix Tx to retry sending

[ami-GS]

Description

sendto() sometimes fail by EAGAIN and stop sending anymore.

Testing

tested with secnetperf throughput test. Using 2 local Ubuntu22.04 VMs

Documentation

N/A

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 85.06%. Comparing base (4b08a11) to head (8b46577).
Report is 13 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4278      +/-   ##
==========================================
- Coverage   85.82%   85.06%   -0.76%     
==========================================
  Files          56       56              
  Lines       15382    15382              
==========================================
- Hits        13201    13085     -116     
- Misses       2181     2297     +116     

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