kerberos: update IAKERB flags

[gpotter2]

• Update IAKERB flags

[codecov]

Codecov Report

❌ Patch coverage is 25.00000% with 3 lines in your changes missing coverage. Please review.
✅ Project coverage is 47.48%. Comparing base (120a9da) to head (7841804).
⚠️ Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
scapy/layers/spnego.py	0.00%	3 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #5119   +/-   ##
=======================================
  Coverage   47.48%   47.48%           
=======================================
  Files         372      372           
  Lines       96537    96537           
=======================================
  Hits        45844    45844           
  Misses      50693    50693           

Files with missing lines	Coverage Δ
scapy/layers/kerberos.py	31.83% <100.00%> (ø)
scapy/layers/spnego.py	23.27% <0.00%> (ø)

... and 1 file with indirect coverage changes

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.