fix(cloudflare): avoid repeated flush lock wrapping#21156

logaretm wants to merge 2 commits into

developgetsentry/sentry-javascript:developfrom

awad/js-2605-makeflushlock-grows-a-waituntil-wrapper-chain-on-every-initgetsentry/sentry-javascript:awad/js-2605-makeflushlock-grows-a-waituntil-wrapper-chain-on-every-initCopy head branch name to clipboard