Code Quality: Force PreserveSig to all COM methods generated by CsWin32 (#16121)

Author: 0x5bfa

src/Files.App.CsWin32/NativeMethods.json

@@ -4,7 +4,7 @@
 	"public": true,
 	"comInterop": {
 		"preserveSigMethods": [
-			"IEnumShellItems.Next"
+			"*"
 		]
 	}
 }