System.Security.Cryptography.X509Certificates.Tests fail on Android

[mdh1418]

A couple of tests from System.Security.Cryptography.X509Certificates.Tests fail on Android:

• System.Security.Cryptography.X509Certificates.Tests.PublicKeyTests.TestECDsaPublicKey_BrainpoolP160r1_ValidatesSignature(curveData: [45, 45, 45, 45, 45, ...], existingSignature: [109, 116, 241, 201, 188, ...])
• System.Security.Cryptography.X509Certificates.Tests.CertificateCreation.CertificateRequestChainTests.CreateChain_RSAPSS

Based on CI test runs from #50095

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Issue Details

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A couple of tests from System.Security.Cryptography.X509Certificates.Tests fail on Android:

• System.Security.Cryptography.X509Certificates.Tests.PublicKeyTests.TestECDsaPublicKey_BrainpoolP160r1_ValidatesSignature(curveData: [45, 45, 45, 45, 45, ...], existingSignature: [109, 116, 241, 201, 188, ...])
• System.Security.Cryptography.X509Certificates.Tests.CertificateCreation.CertificateRequestChainTests.CreateChain_RSAPSS

Based on CI test runs from #50095

Author:	mdh1418
Assignees:	-
Labels:	area-System.Security, os-android
Milestone:	6.0.0