chg: [markdownEditor] Fixes z-index if viewport too small
chg: [markdownEditor] Fixes z-index if viewport too small

MISP/MISP,MISP/MISP,SteveClement/MISP,SteveClement/MISP,MISP/MISP,SteveClement/MISP,SteveClement/MISP,SteveClement/MISP,MISP/MISP,MISP/MISP