build(deps): bump bootswatch from v5.3.3 to v5.3.7 in /site#274

dependabot[bot] wants to merge 1 commit intomainOpenTabletDriver/opentabletdriver.github.io:mainfrom

dependabot/bundler/site/bootswatch-v5.3.7OpenTabletDriver/opentabletdriver.github.io:dependabot/bundler/site/bootswatch-v5.3.7Copy head branch name to clipboard