[Ryujinx.Horizon.Common] Address dotnet-format issues (#5382)

* dotnet format style --severity info

Some changes were manually reverted.

* Address most dotnet format whitespace warnings

* Address IDE0251 warnings

* dotnet format whitespace after rebase

src/Ryujinx.Horizon.Common/OnScopeExit.cs

@@ -2,7 +2,7 @@
 
 namespace Ryujinx.Horizon.Common
 {
-    public struct OnScopeExit : IDisposable
+    public readonly struct OnScopeExit : IDisposable
     {
         private readonly Action _action;