[Snyk] Upgrade gatsby from 3.6.2 to 3.15.0#1331

ManuelDevWeb wants to merge 1 commit intomasterManuelDevWeb/ProjectMoviesServerSideRender:masterfrom

snyk-upgrade-69715e411e86c4aec40a0a32e9af97f3ManuelDevWeb/ProjectMoviesServerSideRender:snyk-upgrade-69715e411e86c4aec40a0a32e9af97f3Copy head branch name to clipboard