[PM-19585] Use Authorize attributes for simple role authorization (#5555)

- Add Authorize<T> attribute
- Add IOrganizationRequirement and example implementation
- Add OrganizationRequirementHandler
- Add extension methods (replacing ICurrentContext)
- Move custom permissions claim definitions

---
Co-authored-by: Justin Baur <19896123+justindbaur@users.noreply.github.com>
Co-authored-by: ✨ Audrey ✨ <ajensen@bitwarden.com>

src/Api/AdminConsole/Authorization/AuthorizeAttribute.cs

@@ -0,0 +1,21 @@
+#nullable enable
+
+using Microsoft.AspNetCore.Authorization;
+
+namespace Bit.Api.AdminConsole.Authorization;
+
+/// <summary>
+/// An attribute which requires authorization using the specified requirement.
+/// This uses the standard ASP.NET authorization middleware.
+/// </summary>
+/// <typeparam name="T">The IAuthorizationRequirement that will be used to authorize the user.</typeparam>
+public class AuthorizeAttribute<T>
+    : AuthorizeAttribute, IAuthorizationRequirementData
+    where T : IAuthorizationRequirement, new()
+{
+    public IEnumerable<IAuthorizationRequirement> GetRequirements()
+    {
+        var requirement = new T();
+        return [requirement];
+    }
+}