kmbox: update to 21.04.3.

srcpkgs/kmbox/template

@@ -1,6 +1,6 @@
 # Template file for 'kmbox'
 pkgname=kmbox
-version=21.04.2
+version=21.04.3
 revision=1
 build_style=cmake
 hostmakedepends="extra-cmake-modules qt5-qmake qt5-host-tools python3
@@ -11,7 +11,7 @@ maintainer="John <me@johnnynator.dev>"
 license="LGPL-2.1-or-later"
 homepage="https://community.kde.org/KDE_PIM"
 distfiles="${KDE_SITE}/release-service/${version}/src/kmbox-${version}.tar.xz"
-checksum=d2a9d6c390f6d9bf609a0981a2a11cd1567379de1541a0408d64cb0bccdee3d0
+checksum=791188973d3067fdcdaabab1ffd6d31f2370562c355a1b3478293c5adf74374c
 
 kmbox-devel_package() {
 	depends="${sourcepkg}>=${version}_${revision}"