fix: remove Sendable from Namespace.ID

Author: helbertgs

Sources/OpenSwiftUI/User Interface Elements/Drawing and Graphics/Geometric Constructs/Namespace.swift

@@ -14,7 +14,7 @@ import Swift
 
     /// A namespace defined by the persistent identity of an
     /// `@Namespace` dynamic property.
-    @frozen public struct ID : Hashable, Sendable {
+    @frozen public struct ID : Hashable {
 
         @usableFromInline let id: Int