file: bump to 5.20

Signed-off-by: Luka Perkov <luka@openwrt.org>

libs/file/Makefile

@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=file
-PKG_VERSION:=5.19
+PKG_VERSION:=5.20
 PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=ftp://ftp.astron.com/pub/file/
-PKG_MD5SUM:=e3526f59023f3f7d1ffa4d541335edab
+PKG_MD5SUM:=5d5e13eb3e0e13839da869a31790faf2
 
 PKG_LICENSE:=BSD-2c
 PKG_LICENSE_FILES:=COPYING