Fix indentation in notification manager
Fix indentation in notification manager

jssenyange/traccar,tsmgeek/traccar,renaudallard/traccar,al3x1s/traccar,tsmgeek/traccar,ninioe/traccar,orcoliver/traccar,jon-stumpf/traccar,jon-stumpf/traccar,5of9/traccar,orcoliver/traccar,renaudallard/traccar,orcoliver/traccar,duke2906/traccar,ninioe/traccar,vipien/traccar,al3x1s/traccar,tananaev/traccar,jon-stumpf/traccar,duke2906/traccar,ninioe/traccar,stalien/traccar_test,jssenyange/traccar,joseant/traccar-1,tananaev/traccar,joseant/traccar-1,AnshulJain1985/Roadcast-Tracker,tananaev/traccar,stalien/traccar_test,tsmgeek/traccar,5of9/traccar,AnshulJain1985/Roadcast-Tracker,vipien/traccar,jssenyange/traccar