Add desktop file with NoDisplay=true for KRunner KCM

This is needed for displaying a proper icon on wayland

BUG: 451999

kcms/runners/CMakeLists.txt

@@ -47,7 +47,7 @@ if(HAVE_PACKAGEKIT)
     target_link_libraries(plugininstaller PK::packagekitqt5)
 endif()
 
-install(FILES kcm_plasmasearch.desktop DESTINATION ${KDE_INSTALL_APPDIR})
+install(FILES kcm_krunnersettings.desktop kcm_plasmasearch.desktop DESTINATION ${KDE_INSTALL_APPDIR})
 install(TARGETS kcm_plasmasearch DESTINATION ${KDE_INSTALL_PLUGINDIR}/plasma/kcms/systemsettings_qwidgets)
 install(FILES krunner.knsrc DESTINATION ${KDE_INSTALL_KNSRCDIR})
 install(TARGETS plugininstaller DESTINATION ${KDE_INSTALL_TARGETS_DEFAULT_ARGS})

kcms/runners/kcm_krunnersettings.desktop

+# SPDX-FileCopyrightText: 2022 Alexander Lohnau <alexander.lohnau@gmx.de>
+# SPDX-License-Identifier: CC0-1.0
+
+[Desktop Entry]
+Icon=krunner
+Type=Application
+NoDisplay=true
+
+Name=KRunner Settings