The number of food trucks roaming the District of Columbia is growing at a ridiculous rate — and it seems that unlike other trends, food trucks might just have staying power. Today, we found out about two new trucks which will soon be making the rounds, TaKorean and Sidewalk SweetSations. For anyone who’s ever debated the merits of Mexican versus Korean for lunch, now you no longer have to choose: TaKorean, a mash-up of taco…