freerdp: fix typo in license information

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/freerdp/freerdp.mk

@@ -9,7 +9,7 @@ FREERDP_SITE = $(call github,FreeRDP,FreeRDP,$(FREERDP_VERSION))
 FREERDP_DEPENDENCIES = openssl zlib \
 	xlib_libX11 xlib_libXt xlib_libXext xlib_libXcursor
 FREERDP_LICENSE = Apache-2.0
-FREEDRP_LICENSE_FILES = LICENSE
+FREERDP_LICENSE_FILES = LICENSE
 
 ifeq ($(BR2_PACKAGE_CUPS),y)
 FREERDP_CONF_OPT += -DWITH_CUPS=ON