btcturk.parseOHLCV single letter keys -> full words. fixes: https://github.com/ccxt/ccxt/pull/15135#discussion_r983248116
btcturk.parseOHLCV single letter keys -> full words. fixes: https://github.com/ccxt/ccxt/pull/15135#discussion_r983248116

ccxt/ccxt,ccxt/ccxt,ccxt/ccxt,ccxt/ccxt,ccxt/ccxt