fbdev: viafb: add missing MODULE_DESCRIPTION() macro

With ARCH=x86, make allmodconfig && make W=1 C=1 reports:
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/video/fbdev/via/viafb.o

Add the missing invocation of the MODULE_DESCRIPTION() macro.
Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com>
Signed-off-by: Helge Deller <deller@gmx.de>

drivers/video/fbdev/via/viafbdev.c

@@ -2144,5 +2144,6 @@ MODULE_PARM_DESC(viafb_lcd_port, "Specify LCD output port.");
 module_param(viafb_dvi_port, charp, S_IRUSR);
 MODULE_PARM_DESC(viafb_dvi_port, "Specify DVI output port.");
 
+MODULE_DESCRIPTION("VIA UniChrome (Pro) and Chrome9 display driver");
 MODULE_LICENSE("GPL");
 #endif