Dev | Add support of the new authentication API with SSPI token on Managed SNI

[DavoudEshtehari]

• Consumed NegotiateAuthentication type on Managed SNI, which has been shipped with .net 7.0 and above.

[codecov]

Codecov Report

Patch coverage: 82.50% and project coverage change: -0.90 ⚠️

Comparison is base (2b31810) 70.80% compared to head (d361566) 69.90%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2063      +/-   ##
==========================================
- Coverage   70.80%   69.90%   -0.90%     
==========================================
  Files         305      305              
  Lines       61819    61943     +124     
==========================================
- Hits        43770    43303     -467     
- Misses      18049    18640     +591     

Flag	Coverage Δ
addons	92.88% <ø> (ø)
netcore	73.37% <84.31%> (-0.16%)	⬇️
netfx	68.15% <80.00%> (-1.29%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...soft/Data/SqlClient/TdsParserStateObjectManaged.cs	79.72% <0.00%> (+0.55%)	⬆️
...t/src/Microsoft/Data/Common/AdapterUtil.Windows.cs	66.66% <ø> (ø)
.../Microsoft/Data/Common/DbConnectionStringCommon.cs	64.51% <ø> (ø)
...rc/Microsoft/Data/SqlClient/SqlConnectionString.cs	72.01% <0.00%> (-2.47%)	⬇️
...SqlClient/src/Microsoft/Data/SqlClient/TdsEnums.cs	96.25% <ø> (ø)
...tcore/src/Microsoft/Data/SqlClient/SNI/SNIProxy.cs	49.46% <25.00%> (ø)
...crosoft/Data/SqlClient/SqlInternalConnectionTds.cs	68.33% <70.58%> (+0.18%)	⬆️
...crosoft/Data/SqlClient/SqlInternalConnectionTds.cs	73.69% <75.51%> (-0.01%)	⬇️
...SqlClient/src/Microsoft/Data/Common/AdapterUtil.cs	68.50% <80.00%> (+0.25%)	⬆️
...nt/netfx/src/Microsoft/Data/SqlClient/TdsParser.cs	70.94% <80.95%> (-0.30%)	⬇️
... and 11 more

... and 17 files with indirect coverage changes

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[David-Engel]

@DavoudEshtehari This is great! Can we condition out the NET6-only files/classes/code related to the previous calls so that they aren't even compiled into the NET7+ binary?