package/less: bump to version 643

For change log, see:
https://www.greenwoodsoftware.com/less/news.643.html

Signed-off-by: Julien Olivain <ju.o@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/less/less.hash

@@ -1,6 +1,6 @@
 # Locally calculated after checking pgp signature
 # using DSA key F153A7C833235259
-# https://www.greenwoodsoftware.com/less/less-633.sig
-sha256  2f201d64b828b88af36dfe6cfdba3e0819ece2e446ebe6224813209aaefed04f  less-633.tar.gz
+# https://www.greenwoodsoftware.com/less/less-643.sig
+sha256  2911b5432c836fa084c8a2e68f6cd6312372c026a58faaa98862731c8b6052e8  less-643.tar.gz
 # Locally calculated
 sha256  3972dc9744f6499f0f9b2dbf76696f2ae7ad8af9b23dde66d6af86c9dfb36986  COPYING

package/less/less.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-LESS_VERSION = 633
+LESS_VERSION = 643
 LESS_SITE = http://www.greenwoodsoftware.com/less
 LESS_LICENSE = GPL-3.0+
 LESS_LICENSE_FILES = COPYING