PHILADELPHIA — Jalen Brunson had Knicks coach Mike Brown referencing “Peanuts” to describe his impact.  The Knicks trailed by as many as 12 points in the first quarter of their 108-94 Game 3 win over the 76ers on Friday night at Xfinity Mobile Arena. Brunson had started the game 0-for-4 and finished that first quarter 2-for-8. It looked like, without OG Anunoby, this was a night where the 76ers could make it a series.  But Brown never worried. Brunson is the security blanket that makes him feel at peace.  New York Knicks guard Jalen Brunson (11) reacts after he hits a 3-point during the fourth quarter of Game 3 on May 8, 2026. Jason Szenes for the New York Post “What’s the dude’s name on Snoopy? Linus? He’s got a blanket? I’m Linus and Jalen is my blanket,” Brown said. “He helps me relax a lot of different times throughout the course of the game. That’s what great players do.…