Add series image aspect ratio when ep/season is missing an image

Emby.Server.Implementations/Dto/DtoService.cs

@@ -1139,6 +1139,7 @@ namespace Emby.Server.Implementations.Dto
                     if (episodeSeries != null)
                     {
                         dto.SeriesPrimaryImageTag = GetTagAndFillBlurhash(dto, episodeSeries, ImageType.Primary);
+                        AttachPrimaryImageAspectRatio(dto, episodeSeries);
                     }
                 }
 
@@ -1185,6 +1186,7 @@ namespace Emby.Server.Implementations.Dto
                     if (series != null)
                     {
                         dto.SeriesPrimaryImageTag = GetTagAndFillBlurhash(dto, series, ImageType.Primary);
+                        AttachPrimaryImageAspectRatio(dto, series);
                     }
                 }
             }