By Zach Koons The six-time Pro Bowler intends to retire in Baltimore. View the original article to see embedded media. Free agent defensive end Calais Campbell is re-signing with the Ravens, according to ESPN’s Adam Schefter. Campbell, a six-time Pro Bowler, has reportedly agreed to a two-year contract to return to Baltimore. He will earned $12.5 million guaranteed and could make as much as $16.5 million through incentives, per Schefter. Campbell, 35, has spent the last two seasons with the Ravens and is now poised to spend the rest of his career with the franchise. He’s remained productive in…