plasma-workspace: update to 5.21.4.

srcpkgs/plasma-workspace/patches/panelspacer-musl.patch

@@ -1,9 +0,0 @@
---- applets/panelspacer/plugin/panelspacer.h	2021-03-16 13:40:14.000000000 +0100
-+++ -	2021-04-03 21:55:05.981463376 +0200
-@@ -73,5 +73,5 @@
-     void twinSpacerChanged();
- 
- private:
--    PlasmaQuick::AppletQuickItem *m_twinSpacer;
-+    PlasmaQuick::AppletQuickItem *m_twinSpacer = nullptr;
- };

srcpkgs/plasma-workspace/template

@@ -1,7 +1,7 @@
 # Template file for 'plasma-workspace'
 pkgname=plasma-workspace
-version=5.21.3
-revision=2
+version=5.21.4
+revision=1
 build_style=cmake
 configure_args="-DBUILD_TESTING=OFF -DWaylandScanner_EXECUTABLE=/usr/bin/wayland-scanner"
 hostmakedepends="extra-cmake-modules iso-codes pkg-config kdoctools kcoreaddons
@@ -20,7 +20,7 @@ maintainer="John <me@johnnynator.dev>"
 license="GPL-2.0-or-later, GFDL-1.2-or-later, LGPL-2.1-or-later"
 homepage="https://invent.kde.org/plasma/plasma-workspace"
 distfiles="${KDE_SITE}/plasma/${version}/${pkgname}-${version}.tar.xz"
-checksum=80602e458ebabbf1685c918485bff4cb30eaae71cfd2bf2c4c9cea7a58b74ab6
+checksum=ba0b184570b62be84be2f8108fccadd08de8f3abf8a0f615a6f06f829bd628d5
 
 build_options="pipewire"