dell-smbios: rename dell_smi_error() to dell_smbios_error()

As dell_smi_error() is exported by dell-smbios, its prefix should be
consistent with other exported symbols, so change function name to
dell_smbios_error().

Signed-off-by: Michał Kępień <kernel@kempniu.pl>
Reviewed-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Darren Hart <dvhart@linux.intel.com>

drivers/platform/x86/dell-smbios.h

@@ -35,7 +35,7 @@ struct calling_interface_token {
 	};
 };
 
-int dell_smi_error(int value);
+int dell_smbios_error(int value);
 
 struct calling_interface_buffer *dell_smbios_get_buffer(void);
 void dell_smbios_clear_buffer(void);