Remove constructor side effects and remove unneeded parameterless constructors

Jellyfin.Data/Entities/ImageInfo.cs

@@ -19,16 +19,6 @@ namespace Jellyfin.Data.Entities
             LastModified = DateTime.UtcNow;
         }
 
-        /// <summary>
-        /// Initializes a new instance of the <see cref="ImageInfo"/> class.
-        /// </summary>
-        /// <remarks>
-        /// Default constructor. Protected due to required properties, but present because EF needs it.
-        /// </remarks>
-        protected ImageInfo()
-        {
-        }
-
         /// <summary>
         /// Gets or sets the id.
         /// </summary>