Properly update spotbugs

Update PaperMC repository

Do not send backend-api response to closed server connection\nImprove online-mode-need-auth-strict comment\nRename LimboAuth::setPremium to LimboAuth::setPremiumCacheLowercased and add helper function for CachedPremiumUser::setForcePremium\nDeny PreLoginEvent then AuthListener::onPreLoginEvent fails

Properly check for database entry in non-strict hybrid-auth mode\nAdd /forcelogin command to README.md\nIgnore PreLoginEvent if any other plugin was already disconnecting the player\nIsolate DatabaseLibrary::connectToORM\nDisable backend-api by default

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