templates/flights/nav: Added "All Flights" to i18n strings
templates/flights/nav: Added "All Flights" to i18n strings

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