HELLO: Be more welcoming

src/hello/hello.d

@@ -350,7 +350,7 @@ extern (C) EFI_STATUS efi_main(EFI_HANDLE image_handle, EFI_SYSTEM_TABLE * st)
 
     console.clear();
 
-    console.writeln("HELLO, HOS EFI Lightweight LOader, v0.1.0");
+    console.writeln("Welcome to HELLO, HOS EFI Lightweight LOader, v0.1.0");
     console.writeln("Firmware vendor: '%S', version: 0x%x", st.FirmwareVendor, st.FirmwareVendor);
 
     if (!set_graphics_mode())