lower version to avoid downgrades.

[brentschmaltz]

Use a lower version of Microsoft.Extensions.Logging.Abstractions to avoid transitive issues.

[jmprieur]

@brentschmaltz what problem does it solve?
I causes other problems
error NU1605: Microsoft.Identity.Web.Certificate -> Microsoft.Identity.Web.Certificateless -> Microsoft.IdentityModel.JsonWebTokens 8.3.1 -> Microsoft.IdentityModel.Tokens 8.3.1 -> Microsoft.Extensions.Logging.Abstractions (>= 3.1.0)
]error NU1605: Microsoft.Identity.Web.Certificate -> Microsoft.Identity.Web.Certificateless -> Microsoft.Extensions.Logging.Abstractions (>= 2.1.0)