feat(eslint-plugin): [no-floating-promises] add 'allowForKnownSafeCalls' option#9234

JoshuaKGoldberg merged 7 commits intotypescript-eslint:v8typescript-eslint/typescript-eslint:v8from

JoshuaKGoldberg:no-floating-promises-allow-for-known-safe-promise-returnsJoshuaKGoldberg/typescript-eslint:no-floating-promises-allow-for-known-safe-promise-returnsCopy head branch name to clipboard