remove conditional compile

Author: leastprivilege

src/Infrastructure/CacheExtensions.cs

@@ -19,24 +19,14 @@ internal static class CacheExtensions
         private static readonly JsonSerializerOptions Options;
 
         static CacheExtensions()
-        {
-            
-#if NET6_0_OR_GREATER
+        {    
             Options = new JsonSerializerOptions
             {
                 IgnoreReadOnlyFields = true,
                 IgnoreReadOnlyProperties = true,
                 DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull
             };
-#else
-            Options = new JsonSerializerOptions
-            {
-                IgnoreReadOnlyFields = true,
-                IgnoreReadOnlyProperties = true,
-                IgnoreNullValues = true
-            };
-#endif
-            
+   
             Options.Converters.Add(new ClaimConverter());
         }