lxqt-configure-appearance: Reload icons from the user selected theme
lxqt-configure-appearance: Reload icons from the user selected theme

Although all other widgets were reloading the icons,
lxqt-config-appearance, wasn't.

lxde/lxqt-config,stefonarch/lxqt-config,ThomasVie/lxqt-config,stefonarch/lxqt-config,lxde/lxqt-config,jubalh/lxqt-config,zvacet/lxqt-config,smart2128/lxqt-config,rbazaud/lxqt-config,masterweb121/lxqt-config,smart2128/lxqt-config,rbazaud/lxqt-config,lxde/lxqt-config,zvacet/lxqt-config,jubalh/lxqt-config,masterweb121/lxqt-config,rbazaud/lxqt-config,smart2128/lxqt-config,ThomasVie/lxqt-config,jubalh/lxqt-config,masterweb121/lxqt-config,stefonarch/lxqt-config,zvacet/lxqt-config,lxde/lxqt-config,ThomasVie/lxqt-config