Improved formatting

Author: gigi81

ReleaseNotes.md

@@ -1,10 +1,12 @@
-22.0.0
+# Release Notes
+
+## 22.0.0
 - (Breaking) Removed support for some Async calls in .NET Framework and legacy versions of .NET to better support .NET 8 and later
 - Minimum required TestableIO.System.IO.Abstractions version is now 22.x
 - Removed .NET 7 build (should still work with .NET standard build)
 - Removed .NET 6 build (should still work with .NET standard build)
 
-2.0.0
+## 2.0.0
 - (Breaking) Moved all extensions methods to 'System.IO.Abstractions' namespace
 - Added ThrowIfNotFound extension methods
 - Removed .NET 5 build (should still work with .NET standard build)