Print banner only on windows

TLDR: GetVersionInfo works only with PE Header

Reference: https://stackoverflow.com/questions/63773485/c-sharp-fileversioninfo-getversioninfo-not-working-on-mac-os

Il2CppInspector.CLI/Program.cs

@@ -172,7 +172,7 @@ namespace Il2CppInspector.CLI
         }
 
         private static int Run(Options options) {
-
+            if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows)) {
                 // Banner
                 var location = Assembly.GetEntryAssembly().Location;
                 if (location == "") // Single file executables don't have an assembly location
@@ -183,6 +183,7 @@ namespace Il2CppInspector.CLI
                 Console.WriteLine("Version " + asmInfo.ProductVersion);
                 Console.WriteLine(asmInfo.LegalCopyright);
                 Console.WriteLine("");
+            }
 
             // Safe plugin manager load
             try {