Wrexham will be busy in the transfer window as they look to bolster the squad ahead of their first League One campaign in 19 years. Phil Parkinson’s side returned for pre-season testing this week as the team begin preparations for their toughest season yet. Hollywood co-owners Ryan Reynolds and Rob McElhenney have always provided funds and support to Parkinson during the transfer windows and they’ll be looking to make additions to the squad ahead of the coming campaign. Wrexham have already started strong in the window with goalkeeper Arthur Okonkwo signing a three-year deal at the Racecourse …