templates/flights/map.jinja: use <h4> for smaller titles
templates/flights/map.jinja: use <h4> for smaller titles

snip/skylines,skylines-project/skylines,snip/skylines,Turbo87/skylines,skylines-project/skylines,shadowoneau/skylines,Harry-R/skylines,shadowoneau/skylines,Turbo87/skylines,skylines-project/skylines,kerel-fs/skylines,Harry-R/skylines,TobiasLohner/SkyLines,Harry-R/skylines,snip/skylines,RBE-Avionik/skylines,kerel-fs/skylines,Harry-R/skylines,TobiasLohner/SkyLines,TobiasLohner/SkyLines,RBE-Avionik/skylines,kerel-fs/skylines,shadowoneau/skylines,Turbo87/skylines,skylines-project/skylines,shadowoneau/skylines,RBE-Avionik/skylines,Turbo87/skylines,RBE-Avionik/skylines