One of Dallas’ largest hedge funds has scrapped plans to take an affiliated blank check company public. Highland Capital Management on Monday withdrew plans for an initial public offering for Highland Acquisition. Formed in 2016 by Highland Capital’s founders, Highland Acquisition is a blank check company that had planned to list on the Nasdaq under the symbol HLACU. According to Nasdaq, Highland Acquisition planned to raise $250 million with its stock debut by offering 25 million shares at…