fix build with new api

modules/cms-kit/src/Volo.CmsKit.Admin.Application.Contracts/Volo/CmsKit/Admin/MediaDescriptors/CreateMediaInputStream.cs

@@ -16,7 +16,7 @@ namespace Volo.CmsKit.Admin.MediaDescriptors
         [DynamicStringLength(typeof(MediaDescriptorConsts), nameof(MediaDescriptorConsts.MaxNameLength))]
         public string Name { get; set; }
 
-        public CreateMediaInputStream(Stream stream) : base(stream)
+        public CreateMediaInputStream(Stream stream, string contentType) : base(stream, contentType)
         {
         }
     }

modules/cms-kit/src/Volo.CmsKit.Common.Application/Volo/CmsKit/MediaDescriptors/MediaDescriptorAppService.cs

@@ -24,10 +24,7 @@ namespace Volo.CmsKit.MediaDescriptors
             var entity = await MediaDescriptorRepository.GetAsync(id);
             var stream = await MediaContainer.GetAsync(id.ToString());
 
-            return new RemoteStreamContent(stream)
-            {
-                ContentType = entity.MimeType
-            };
+            return new RemoteStreamContent(stream, entity.MimeType);
         }
     }
 }

modules/cms-kit/test/Volo.CmsKit.Application.Tests/MediaDescriptors/MediaDescriptorAdminAppService_Tests.cs

@@ -35,10 +35,7 @@ namespace Volo.CmsKit.MediaDescriptors
             var media = await _mediaDescriptorAdminAppService.CreateAsync(_cmsKitTestData.Media_1_EntityType, new CreateMediaInputWithStream
             {
                 Name = mediaName,
-                File = new RemoteStreamContent(stream)
-                {
-                    ContentType = mediaType
-                }
+                File = new RemoteStreamContent(stream, mediaType)
             });
             
             media.ShouldNotBeNull();