Add note on Copilot sign out/in to troubleshooting page#255

juliasilge merged 5 commits intomainposit-dev/positron-website:mainfrom

copilot-sign-out-and-back-in-troubleshootingposit-dev/positron-website:copilot-sign-out-and-back-in-troubleshootingCopy head branch name to clipboard