Edited PBV Typo in /dt

Originally (at line 322) there was "PBV: ": pokemon.pokebattlevalue listed, which does display the PBV, but it also presented it as PBV: : 335 every time it was called. So it was fixed to display the value without a typo.
Merge pull request #6 from Kouhai-Senpai/patch-6

Edited PBV Typo in /dt