Fix #9996 and #15622 (#15642)

As discussed in #9996 the CPListSection constructors are not fully correct, since the CPListImageRowItem can't be added to it, which is possible in the native iOS SDK.
This PR fixes that. With that, also #15622 seems to be fixed.

Co-authored-by: Manuel de la Pena <mandel@microsoft.com>
Co-authored-by: Alex Soto <alex@alexsoto.me>
Co-authored-by: Chris Hamons <chris.hamons@xamarin.com>
Co-authored-by: Rolf Bjarne Kvinge <rolf@xamarin.com>

src/ObjCRuntime/ObsoleteConstants.cs

@@ -27,5 +27,7 @@ namespace ObjCRuntime {
 
 		internal const string RemovedFromChip = "This API has been removed from the 'CHIP' framework.";
 
+		internal const string BrokenBinding = "This API was incorrectly bound and does not work correctly. Use the new version indicated in the associated Obsolete attribute.";
+
 	}
 }

src/carplay.cs

@@ -572,11 +572,23 @@ namespace CarPlay {
 	[DisableDefaultCtor]
 	interface CPListSection : NSSecureCoding {
 
-		[Export ("initWithItems:header:sectionIndexTitle:")]
+#if !XAMCORE_5_0
+		[Wrap ("base (true ? throw new InvalidOperationException (Constants.BrokenBinding) : NSObjectFlag.Empty)")]
+		[Obsolete ("Use '.ctor (ICPListTemplateItem [], string, string)' constructor instead. Warning: this will throw InvalidOperationException at runtime.")]
 		NativeHandle Constructor (CPListItem [] items, [NullAllowed] string header, [NullAllowed] string sectionIndexTitle);
+#endif
+
+#if !XAMCORE_5_0
+		[Wrap ("base (true ? throw new InvalidOperationException (Constants.BrokenBinding) : NSObjectFlag.Empty)")]
+		[Obsolete ("Use '.ctor (ICPListTemplateItem [], string, string)' constructor instead. Warning: this will throw InvalidOperationException at runtime.")]
+		NativeHandle Constructor (CPListItem [] items);
+#endif
+
+		[Export ("initWithItems:header:sectionIndexTitle:")]
+		NativeHandle Constructor (ICPListTemplateItem [] items, [NullAllowed] string header, [NullAllowed] string sectionIndexTitle);
 
 		[Export ("initWithItems:")]
-		NativeHandle Constructor (CPListItem [] items);
+		NativeHandle Constructor (ICPListTemplateItem [] items);
 
 		[iOS (15,0), MacCatalyst (15,0)]
 		[Export ("initWithItems:header:headerSubtitle:headerImage:headerButton:sectionIndexTitle:")]
@@ -588,8 +600,18 @@ namespace CarPlay {
 		[NullAllowed, Export ("sectionIndexTitle")]
 		string SectionIndexTitle { get; }
 
-		[Export ("items", ArgumentSemantic.Copy)]
+#if !XAMCORE_5_0
+		[Wrap ("true ? throw new InvalidOperationException (Constants.BrokenBinding) : new NSArray ()", IsVirtual = true)]
+		[Obsolete ("Use 'Items2 : ICPListTemplateItem []' instead.")]
 		CPListItem [] Items { get; }
+#endif
+
+		[Export ("items", ArgumentSemantic.Copy)]
+#if !XAMCORE_5_0
+		ICPListTemplateItem [] Items2 { get; }
+#else
+		ICPListTemplateItem [] Items { get; }
+#endif
 
 		[iOS (14,0)]
 		[Export ("indexOfItem:")]