fix(alsa): skip drain() on non-Running PCM to prevent USB kernel deadlock#1691

zeemawn wants to merge 3 commits intolibrespot-org:devlibrespot-org/librespot:devfrom

zeemawn:fix/alsa-drain-prepared-state-deadlockzeemawn/librespot:fix/alsa-drain-prepared-state-deadlockCopy head branch name to clipboard