fix: Fixed various tagging issues
fix: Fixed various tagging issues

- event tag when editing an event wasn't added correctly
- tags that were not exportable returned weird empty lists via the API

devnull-/MISP,SteveClement/MISP,Rafiot/MISP,devnull-/MISP,FIRSTdotorg/MISP,TheDr1ver/MISP,MISP/MISP,SteveClement/MISP,devnull-/MISP,devnull-/MISP,crruthe/MISP,Rafiot/MISP,TheDr1ver/MISP,Rafiot/MISP,FloatingGhost/MISP,crruthe/MISP,cristianbell/MISP,crruthe/MISP,MISP/MISP,MISP/MISP,FloatingGhost/MISP,cristianbell/MISP,MISP/MISP,FIRSTdotorg/MISP,SteveClement/MISP,FloatingGhost/MISP,cristianbell/MISP,FIRSTdotorg/MISP,crruthe/MISP,SteveClement/MISP,FIRSTdotorg/MISP,FloatingGhost/MISP,TheDr1ver/MISP,SteveClement/MISP,Rafiot/MISP,cristianbell/MISP,TheDr1ver/MISP,MISP/MISP