fis: add license information

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

package/fis/fis.mk

@@ -7,6 +7,8 @@
 FIS_SITE = http://svn.chezphil.org/utils/trunk
 FIS_SITE_METHOD = svn
 FIS_VERSION = 2892
+FIS_LICENSE = GPLv2+
+FIS_LICENSE_FILES = fis.c
 
 define FIS_BUILD_CMDS
 	$(TARGET_CC) $(TARGET_CFLAGS) -std=c99 -o $(@D)/fis \