speex: add license informations

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/speex/speex.mk

@@ -5,6 +5,9 @@
 #############################################################
 SPEEX_VERSION = 1.2rc1
 SPEEX_SITE = http://downloads.us.xiph.org/releases/speex
+SPEEX_LICENSE = BSD-3c
+SPEEX_LICENSE_FILES = COPYING
+
 SPEEX_INSTALL_STAGING = YES
 SPEEX_DEPENDENCIES = libogg
 SPEEX_CONF_OPT = --with-ogg-libraries=$(STAGING_DIR)/usr/lib \