nano: update to 6.4

Update nano editor to version 6.4.

Signed-off-by: Hannu Nyman <hannu.nyman@iki.fi>
(cherry picked from commit 0aed202180)

utils/nano/Makefile

@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=nano
-PKG_VERSION:=6.3
+PKG_VERSION:=6.4
 PKG_RELEASE:=$(AUTORELEASE)
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=@GNU/nano
-PKG_HASH:=eb532da4985672730b500f685dbaab885a466d08fbbf7415832b95805e6f8687
+PKG_HASH:=4199ae8ca78a7796de56de1a41b821dc47912c0307e9816b56cc317df34661c0
 
 PKG_LICENSE:=GPL-3.0-or-later
 PKG_LICENSE_FILES:=COPYING