Bump astro from 4.12.2 to 5.15.6#3

dependabot[bot] wants to merge 1 commit intomainProjectBorealis/pb-admin:mainfrom

dependabot/npm_and_yarn/astro-5.15.6ProjectBorealis/pb-admin:dependabot/npm_and_yarn/astro-5.15.6Copy head branch name to clipboard