Add LDAP Distinguished Name Helper and Credential Audit Context

- Implemented LdapDistinguishedNameHelper for escaping RDN and filter values.
- Created AuthorityCredentialAuditContext and IAuthorityCredentialAuditContextAccessor for managing credential audit context.
- Developed StandardCredentialAuditLogger with tests for success, failure, and lockout events.
- Introduced AuthorityAuditSink for persisting audit records with structured logging.
- Added CryptoPro related classes for certificate resolution and signing operations.

src/__Libraries/StellaOps.Cryptography.DependencyInjection/StellaOpsCryptoOptions.cs

@@ -0,0 +1,13 @@
+using StellaOps.Cryptography.Plugin.CryptoPro;
+using StellaOps.Cryptography.Plugin.Pkcs11Gost;
+
+namespace StellaOps.Cryptography.DependencyInjection;
+
+public sealed class StellaOpsCryptoOptions
+{
+    public CryptoProviderRegistryOptions Registry { get; set; } = new();
+
+    public CryptoProGostProviderOptions CryptoPro { get; set; } = new();
+
+    public Pkcs11GostProviderOptions Pkcs11 { get; set; } = new();
+}