Add RequireTwoFactorPolicyRequirement and its factory with unit tests

* Implemented RequireTwoFactorPolicyRequirement to enforce two-factor authentication policies.
* Created RequireTwoFactorPolicyRequirementFactory to generate policy requirements based on user status.
* Added unit tests for the factory to validate behavior with various user statuses and policy details.

src/Core/AdminConsole/OrganizationFeatures/Policies/PolicyRequirements/RequireTwoFactorPolicyRequirement.cs

@@ -0,0 +1,29 @@
+using Bit.Core.AdminConsole.Enums;
+using Bit.Core.AdminConsole.Models.Data.Organizations.Policies;
+using Bit.Core.AdminConsole.OrganizationFeatures.Policies.PolicyRequirements;
+using Bit.Core.Enums;
+
+/// <summary>
+/// Policy requirements for the Require Two-Factor Authentication policy.
+/// </summary>
+public class RequireTwoFactorPolicyRequirement : IPolicyRequirement
+{
+    /// <summary>
+    /// Indicates whether two-factor authentication is required for the user.
+    /// </summary>
+    public bool RequireTwoFactor { get; init; }
+}
+
+public class RequireTwoFactorPolicyRequirementFactory : BasePolicyRequirementFactory<RequireTwoFactorPolicyRequirement>
+{
+    public override PolicyType PolicyType => PolicyType.TwoFactorAuthentication;
+    protected override IEnumerable<OrganizationUserStatusType> ExemptStatuses => [OrganizationUserStatusType.Revoked];
+
+    public override RequireTwoFactorPolicyRequirement Create(IEnumerable<PolicyDetails> policyDetails)
+    {
+        return new RequireTwoFactorPolicyRequirement
+        {
+            RequireTwoFactor = policyDetails.Any(p => p.PolicyType == PolicyType.TwoFactorAuthentication)
+        };
+    }
+}