NOISSUE - Enforce binding label check

[danko-miladinovic]

What type of PR is this?

This is a bug fix because it enforces ExporterLabelAttestation check on attestation verification.

What does this do?

Enforces the server and the client to use ExporterLabelAttestation during attestation binding process of attested TLS.

Which issue(s) does this PR fix/relate to?

No issue.

Have you included tests for your changes?

Yes, I have included tests for my changes.

Did you document any new/modified feature?

Documentation is not needed.

Notes

[codecov]

Codecov Report

❌ Patch coverage is 70.83333% with 7 lines in your changes missing coverage. Please review.
✅ Project coverage is 68.41%. Comparing base (b44780d) to head (9cd6ac2).

Files with missing lines	Patch %	Lines
pkg/atls/eaattestation/types.go	66.66%	1 Missing and 1 partial ⚠️
pkg/atls/eaattestation/verify.go	75.00%	2 Missing ⚠️
pkg/atls/internal_transport/conn.go	0.00%	1 Missing and 1 partial ⚠️
pkg/atls/ea/cmw_attestation.go	66.66%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #589      +/-   ##
==========================================
+ Coverage   68.36%   68.41%   +0.04%     
==========================================
  Files         116      116              
  Lines        7344     7358      +14     
==========================================
+ Hits         5021     5034      +13     
- Misses       1746     1748       +2     
+ Partials      577      576       -1     

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