README: fix dependencies

Use dh-autoreconf package instead of libtool, autoconf, automake.
This commit should improve compatibility with modern OS, see https://wiki.debian.org/Autoreconf
Tested in Ubuntu 24

Author: AndreiCherniaev

README

@@ -39,7 +39,7 @@ If you compile Gpredict from source you will also need the development packages
 often with -dev or -devel in the package name, e.g. libgtk-3-dev. On Debian and
 Ubuntu systems you can install the build dependencies using:
 
-  sudo apt install libtool intltool autoconf automake libcurl4-openssl-dev make
+  sudo apt install dh-autoreconf intltool libcurl4-openssl-dev make
   sudo apt install pkg-config libglib2.0-dev libgtk-3-dev libgoocanvas-2.0-dev