libzim: update to 6.1.6.

srcpkgs/libzim/template

@@ -1,28 +1,28 @@
 # Template file for 'libzim'
 pkgname=libzim
-version=6.1.5
+version=6.1.6
 revision=1
 build_style=meson
 hostmakedepends="pkg-config git"
 makedepends="liblzma-devel $(vopt_if zlib zlib-devel)
  $(vopt_if xapian "xapian-core-devel icu-devel")
- gtest-devel"
+ $(vopt_if zstd libzstd-devel) gtest-devel"
 short_desc="Library to read and write ZIM files"
 maintainer="John <johnz@posteo.net>"
 license="GPL-2.0-or-later"
 homepage="https://wiki.openzim.org/wiki/OpenZIM"
 changelog="https://github.com/openzim/libzim/blob/${version}/ChangeLog"
 distfiles="https://github.com/openzim/libzim/archive/${version}.tar.gz"
-checksum=c38127663c79a672204426491cf117b609957b4ce2ec69413e474b668a1b02f2
+checksum=30ee633e36e2ecc8ed2a150a5bed5e0d5f8337161a1ef3d02bdbf97c1babb653
 replaces="libzim-tools>=0"
 
-build_options="zlib xapian"
-build_options_default="zlib xapian"
+build_options="xapian zlib zstd"
+build_options_default="xapian zlib zstd"
 
 libzim-devel_package() {
 	short_desc+=" - development files"
 	depends="${sourcepkg}>=${version}_${revision}
-	$(vopt_if zlib zlib-devel) liblzma-devel"
+	 $(vopt_if zstd libzstd-devel) $(vopt_if zlib zlib-devel) liblzma-devel"
 	pkg_install() {
 		vmove usr/include
 		vmove usr/lib/*.so