kmail: update to 23.08.4.

srcpkgs/kmail/template

@@ -1,6 +1,6 @@
 # Template file for 'kmail'
 pkgname=kmail
-version=23.08.3
+version=23.08.4
 revision=1
 build_style=cmake
 hostmakedepends="extra-cmake-modules python3 qt5-host-tools qt5-qmake
@@ -15,7 +15,7 @@ maintainer="John <me@johnnynator.dev>"
 license="GPL-2.0-or-later, LGPL-2.1-or-later, GFDL-1.2-or-later"
 homepage="https://kde.org/applications/en/internet/org.kde.kmail2"
 distfiles="${KDE_SITE}/release-service/${version}/src/kmail-${version}.tar.xz"
-checksum=1b2290d070a607e6bfc7fc3fe30eaf09a86016d19a632b2aabfe34c562807207
+checksum=5ba68338667535a6b6a40c8923cb818a52b9a15ba4ee344994af429b6f6ce582
 
 do_check() {
 	broken="akonadi-sqlite-kmcomposerwintest"