make IsReaconlyList and IsReadOnlyDictionary public in CSharpType

Author: live1206

packages/http-client-csharp/generator/Microsoft.Generator.CSharp/src/Primitives/CSharpType.cs

@@ -42,10 +42,10 @@ public class CSharpType
         public bool IsReadOnlyMemory => _isReadOnlyMemory ??= TypeIsReadOnlyMemory();
         public bool IsList => _isList ??= TypeIsList();
         public bool IsArray => _isArray ??= TypeIsArray();
-        internal bool IsReadOnlyList => _isReadOnlyList ??= TypeIsReadOnlyList();
+        public bool IsReadOnlyList => _isReadOnlyList ??= TypeIsReadOnlyList();
         internal bool IsReadWriteList => _isReadWriteList ??= TypeIsReadWriteList();
         public bool IsDictionary => _isDictionary ??= TypeIsDictionary();
-        internal bool IsReadOnlyDictionary => _isReadOnlyDictionary ??= TypeIsReadOnlyDictionary();
+        public bool IsReadOnlyDictionary => _isReadOnlyDictionary ??= TypeIsReadOnlyDictionary();
         internal bool IsReadWriteDictionary => _isReadWriteDictionary ??= TypeIsReadWriteDictionary();
         internal bool IsIEnumerableOfT => _isIEnumerableOfT ??= TypeIsIEnumerableOfT();
         internal bool IsIAsyncEnumerableOfT => _isIAsyncEnumerableOfT ??= TypeIsIAsyncEnumerableOfT();