expat: Update to 2.6.4

mingw-w64-expat/PKGBUILD

@@ -4,7 +4,7 @@
 _realname=expat
 pkgbase=mingw-w64-${_realname}
 pkgname="${MINGW_PACKAGE_PREFIX}-${_realname}"
-pkgver=2.6.3
+pkgver=2.6.4
 pkgrel=1
 pkgdesc="An XML parser library (mingw-w64)"
 arch=('any')
@@ -18,7 +18,7 @@ license=('spdx:MIT')
 makedepends=("${MINGW_PACKAGE_PREFIX}-cc" "${MINGW_PACKAGE_PREFIX}-autotools")
 options=('strip' 'staticlibs')
 source=("https://github.com/libexpat/libexpat/releases/download/R_${pkgver//./_}/expat-${pkgver}.tar.xz"{,.asc})
-sha256sums=('274db254a6979bde5aad404763a704956940e465843f2a9bd9ed7af22e2c0efc'
+sha256sums=('a695629dae047055b37d50a0ff4776d1d45d0a4c842cf4ccee158441f55ff7ee'
             'SKIP')
 validpgpkeys=('3176EF7DB2367F1FCA4F306B1F9B0E909AF37285') # Sebastian Pipping