Refactoring HOS folder structure (#771)

* Refactoring HOS folder structure

Refactoring HOS folder structure:

- Added some subfolders when needed (Following structure decided in private).
- Added some `Types` folders when needed.
- Little cleanup here and there.
- Add services placeholders for every HOS services (close #766 and #753).

* Remove Types namespaces

Ryujinx.HLE/HOS/Services/Friend/ServiceCreator/IDaemonSuspendSessionService.cs

@@ -0,0 +1,12 @@
+namespace Ryujinx.HLE.HOS.Services.Friend.ServiceCreator
+{
+    class IDaemonSuspendSessionService : IpcService
+    {
+        private FriendServicePermissionLevel PermissionLevel;
+
+        public IDaemonSuspendSessionService(FriendServicePermissionLevel permissionLevel)
+        {
+            PermissionLevel = permissionLevel;
+        }
+    }
+}