Allow to enable/disable memory checks even on release mode through the flag, return error for invalid addresses on SvcMap*Memory svcs, do not return error on SvcQueryMemory (instead, return reserved for the end of the address space), other minor tweaks

Ryujinx.Core/Switch.cs

@@ -30,7 +30,7 @@ namespace Ryujinx.Core
 
             VFs = new VirtualFs();
 
-            Hid = new Hid(this);
+            Hid = new Hid(Memory);
 
             Statistics = new PerformanceStatistics();