update to 12.3: xz

lfs/xz-5.6.4.PKGBUILD

@@ -1,11 +1,11 @@
 pkgname="xz"
-pkgver="5.6.2"
+pkgver="5.6.4"
 pkgdesc='Library and command line tools for XZ and LZMA compressed files'
 homepage="https://tukaani.org/xz"
 license=('GPL' 'LGPL' 'custom')
-sources=("xz-5.6.2.tar.xz")
-urls=("https://github.com//tukaani-project/xz/releases/download/v5.6.2/xz-5.6.2.tar.xz")
-md5sums=("bbf73fb28425cebb854328599f85c4cf")
+sources=("${pkgname}-${pkgver}.tar.xz")
+urls=("https://github.com//tukaani-project/xz/releases/download/v${pkgver}/${sources[0]}")
+md5sums=("4b1cf07d45ec7eb90a01dd3c00311a3e")
 
 src_prepare() {
   tar -xf ${distdir}/${sources[0]} --strip-components=1
@@ -14,7 +14,7 @@ src_prepare() {
 src_build() {
   ./configure --prefix=/usr  \
             --disable-static \
-            --docdir=/usr/share/doc/xz-5.6.2 &&
+            --docdir=/usr/share/doc/${pkgname}-${pkgver} &&
   make
 }