shim.c: set shutdown timemout to 90 seconds in error case

This allows the user more time to read the error messages.

Signed-off-by: Thore Sommer <mail@thson.de>

Author: THS-on

shim.c

@@ -1996,7 +1996,7 @@ efi_main (EFI_HANDLE passed_image_handle, EFI_SYSTEM_TABLE *passed_systab)
 #if defined(ENABLE_SHIM_DEVEL)
 		devel_egress(COLD_RESET);
 #else
-		usleep(5000000);
+		usleep(90000000); // 90 sec
 		RT->ResetSystem(EfiResetShutdown, EFI_SECURITY_VIOLATION,
 				0, NULL);
 #endif