gnuplot: Updated gnuplot to 5.4.1

Note: touches also `libdg`, changed dependency from libjpeg to libjpeg-turbo

Signed-off-by: Matteo Cicuttin <datafl4sh@toxicnet.eu>

utils/gnuplot/Makefile

@@ -1,14 +1,14 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=gnuplot
-PKG_VERSION:=5.4.0
-PKG_RELEASE:=2
+PKG_VERSION:=5.4.1
+PKG_RELEASE:=1
 PKG_MAINTAINER:=Matteo Cicuttin <datafl4sh@toxicnet.eu>
 
 PKG_BUILD_DIR:=$(BUILD_DIR)/gnuplot-$(PKG_VERSION)
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=@SF/gnuplot
-PKG_HASH:=eb4082f03a399fd1e9e2b380cf7a4f785e77023d8dcc7e17570c1b5570a49c47
+PKG_HASH:=6b690485567eaeb938c26936e5e0681cf70c856d273cc2c45fabf64d8bc6590e
 PKG_CAT:=zcat
 PKG_FIXUP:=autoreconf
 

utils/gnuplot/patches/010-remove_doc_from_makefile.patch

@@ -1,7 +1,5 @@
-Index: gnuplot-5.4.0/Makefile.am
-===================================================================
---- gnuplot-5.4.0.orig/Makefile.am
-+++ gnuplot-5.4.0/Makefile.am
+--- a/Makefile.am
++++ b/Makefile.am
 @@ -1,7 +1,7 @@
  ## Process this file with automake to produce Makefile.in -*-Makefile-*-
  AUTOMAKE_OPTIONS = foreign