maxima: update to 5.46.0.

Also:
 - disable sbcl on aarch64
 - don't makedepends on emacs (avoid a nocross build dep)
 - move maxima-emacs files to main pkg
 - adopt

srcpkgs/maxima/template

@@ -1,19 +1,21 @@
 # Template file for 'maxima'
 pkgname=maxima
-version=5.45.1
-revision=4
+version=5.46.0
+revision=1
 build_style=gnu-configure
 configure_args="$(vopt_enable clisp) $(vopt_enable sbcl sbcl-exec) $(vopt_enable ecl)"
-hostmakedepends="python3 perl emacs texinfo patchelf"
+hostmakedepends="python3 perl texinfo patchelf $(vopt_if ecl ecl)"
 makedepends="$(vopt_if clisp clisp) $(vopt_if sbcl sbcl) $(vopt_if ecl ecl)"
 depends="$(vopt_if clisp clisp) rlwrap"
 checkdepends="gnuplot"
 short_desc="Computer Algebra System"
-maintainer="Bosco Garcia <[email protected]>"
+maintainer="Gonzalo Tornaría <[email protected]>"
 license="GPL-2.0-only"
 homepage="http://maxima.sourceforge.net"
+changelog="https://sourceforge.net/p/maxima/code/ci/master/tree/changelogs/ChangeLog-${version%.*}.md?format=raw"
 distfiles="${SOURCEFORGE_SITE}/maxima/maxima-${version}.tar.gz"
-checksum=fe9016276970bef214a1a244348558644514d7fdfaa4fc8b9d0e87afcbb4e7dc
+checksum=7390f06b48da65c9033e8b2f629b978b90056454a54022db7de70e2225aa8b07
+nocross=yes
 
 # maxima-sbcl is nopie and should NOT be stripped or it won't work
 nostrip_files=/usr/lib/maxima/$version/binary-sbcl/maxima
@@ -32,7 +34,7 @@ build_options_default="ecl"
 
 # sbcl is only available for these architectures
 case "$XBPS_TARGET_MACHINE" in
-	i686|x86_64*|armv7l|aarch64|ppc64le*)
+	i686|x86_64*|armv7l|ppc64le*)
 		build_options_default+=" sbcl"
 		;;
 esac
@@ -113,11 +115,9 @@ maxima-src_package() {
 }
 
 maxima-emacs_package() {
-	short_desc+=" - Emacs interface"
+	short_desc+=" - transitional dummy package"
 	depends="${sourcepkg}-${version}_${revision} virtual?emacs"
-	pkg_install() {
-		vmove usr/share/emacs
-	}
+	build_style=meta
 }
 
 xmaxima_package() {