Fix | Handle NRE on Azure federated authentication

[DavoudEshtehari]

Applications owned and operated by Microsoft must get approval from the API owner before requesting tokens for that API, otherwise, the token won't be resolved.

[codecov]

Codecov Report

Merging #1625 (bfccce2) into main (73aa0da) will decrease coverage by 0.08%.
The diff coverage is 66.66%.

@@            Coverage Diff             @@
##             main    #1625      +/-   ##
==========================================
- Coverage   71.39%   71.31%   -0.09%     
==========================================
  Files         296      295       -1     
  Lines       62146    61203     -943     
==========================================
- Hits        44370    43644     -726     
+ Misses      17776    17559     -217     

Flag	Coverage Δ
addons	92.38% <ø> (ø)
netcore	74.86% <73.52%> (-0.05%)	⬇️
netfx	69.20% <75.60%> (+0.02%)	⬆️

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

Impacted Files	Coverage Δ
...nt/netcore/src/Microsoft/Data/SqlClient/SqlUtil.cs	48.90% <0.00%> (-0.08%)	⬇️
...a.SqlClient/netcore/src/Resources/StringsHelper.cs	26.66% <ø> (ø)
...ient/netfx/src/Microsoft/Data/SqlClient/SqlUtil.cs	58.29% <0.00%> (-0.08%)	⬇️
...crosoft/Data/SqlClient/SqlInternalConnectionTds.cs	72.61% <16.66%> (-0.90%)	⬇️
...crosoft/Data/SqlClient/SqlInternalConnectionTds.cs	67.59% <16.66%> (-0.38%)	⬇️
...lient/src/Microsoft/Data/SqlClient/SqlParameter.cs	75.50% <82.35%> (ø)
...SqlClient/src/Microsoft/Data/Common/AdapterUtil.cs	68.49% <93.33%> (+0.92%)	⬆️
...t/netfx/src/Microsoft/Data/SqlClient/SqlCommand.cs	72.57% <100.00%> (+0.37%)	⬆️
...Microsoft/Data/ProviderBase/DbConnectionFactory.cs	17.04% <0.00%> (-3.41%)	⬇️
...c/Microsoft/Data/SqlClient/SqlConnectionFactory.cs	68.85% <0.00%> (-0.82%)	⬇️
... and 7 more

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[Kaur-Parminder]

SqlInternalConnectionTds and SqlUtil has a lot of new language version VS suggestions to apply.

[DavoudEshtehari]

SqlInternalConnectionTds and SqlUtil has a lot of new language version VS suggestions to apply.
NIT: All methods including this in this class can use body expression. same for NetCore

They're a lot to improve, and if you check the possible merging codebases those are listed there. So, I'd rather don't mix them up with this change.