Input: tsc2005 - add module description

Add proper module description so that it would show in 'modinfo'
output.
Tested-by: NAaro Koskinen <aaro.koskinen@nokia.com>
Signed-off-by: NDmitry Torokhov <dtor@mail.ru>

drivers/input/touchscreen/tsc2005.c

@@ -713,4 +713,5 @@ static void __exit tsc2005_exit(void)
 module_exit(tsc2005_exit);
 
 MODULE_AUTHOR("Lauri Leukkunen <lauri.leukkunen@nokia.com>");
+MODULE_DESCRIPTION("TSC2005 Touchscreen Driver");
 MODULE_LICENSE("GPL");