package/lldpd: update license file

- Instead of README.md, use LICENSE file that has been added in version
  0.9.5 with
  https://github.com/vincentbernat/lldpd/commit/4d534a60ee33aa2431acb6bfe6d499d2e72d66d5
- Add hash of license file

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Acked-by: Julien Floret <julien.floret@6wind.com
Signed-off-by: Fabrice Fontaine &lt;<a href="mailto:fontaine.fabrice@gmail.com" target="_blank" rel="noreferrer">fontaine.fabrice@gmail.com</a>&gt;<br>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/lldpd/lldpd.hash

@@ -1,2 +1,3 @@
 # Locally computed
 sha256 450b622aac7ae1758f1ef82f3b7b94ec47f2ff33abfb0e6ac82555b9ee55f151  lldpd-1.0.1.tar.gz
+sha256 0e96a5aea65f16e2239231ce4ab90497f8bc3bb8fe6abe9299aade4726ff7c8d  LICENSE

package/lldpd/lldpd.mk

@@ -8,7 +8,7 @@ LLDPD_VERSION = 1.0.1
 LLDPD_SITE = http://media.luffy.cx/files/lldpd
 LLDPD_DEPENDENCIES = host-pkgconf libevent
 LLDPD_LICENSE = ISC
-LLDPD_LICENSE_FILES = README.md
+LLDPD_LICENSE_FILES = LICENSE
 # 0002-configure-do-not-check-for-libbsd.patch / 0003-configure-remove-check-on-CXX-compiler.patch
 LLDPD_AUTORECONF = YES