PHILADELPHIA — The Eagles’ sideline has looked a little bit different since their Week 14 matchup against the Dallas Cowboys. That night, chief security officer Dom DiSandro was denied access to the sideline for his involvement the week prior in a brief dustup with with San Francisco 49ers linebacker Dre Greenlaw. The NFL ultimately decided to extend DiSandro’s sideline ban through the regular season, NFL sources told The Philadelphia Inquirer at the time, despite an appeal from the Eagles. With the regular season in the books, DiSandro is poised to assume his post on the sideline for the Eagl…