NBISweden/workshop-ngsintro: workshop-ngsintro-v2603

Added VcXsrv as X11 option for windows Added new NGS tech and pipelines slides as links to google drive Added organizers profiles to info Improved precourse instructions with more details Improved connecting to PDC VC Switched from bioinfo-tools to PDC RNA-Seq Decreased number of slides Added quiz questions CSS Decreased number of font variants Changed button hover style to darken Added styling for tables, profile gallery and ojs Updated schedule table styling Full Changelog: https://github.com/NBISweden/workshop-ngsintro/compare/v2511...v2603