Update xrm.d.ts from original XRM library

Author: Mosh-K

CHANGELOG.md

@@ -15,6 +15,7 @@
 - Relationship variables for entities not included in generation now emit `any` instead of being silently omitted
 - Entity primary ID attribute promoted to a full `XrmAttribute`, carrying display name and column type metadata into generated JSDoc comments
 ### Fixed
+- Updated `xrm.d.ts` from the original XRM library
 - Fixed ManyToMany relationship navigation property names being swapped when the current entity is the second entity in the relationship
 
 ## [1.3.0] - 2026-04-15

src/Types/xrm.d.ts

@@ -3046,7 +3046,7 @@ declare namespace Xrm {
              * A collection of all the controls on the form that interface with this attribute.
              * @see {@link https://docs.microsoft.com/en-us/dynamics365/customer-engagement/developer/clientapi/reference/collections External Link: Collections (Client API reference)}
              */
-            controls: Collection.ItemCollection<Controls.OptionSetControl<T>>;
+            controls: Collection.ItemCollection<Controls.MultiSelectOptionSetControl<T>>;
         }
 
         /**