Surely even Michelle Rhee must feel like her profile is way overblown after this. The journal Education Next, as part of its entry in the virtual parade of profile articles that’ve already been done on the D.C. Schools chancellor, has created this ridiculous graphic depicting Rhee as a knight in shining armor (City Desk also takes note). The headline heralds her as “D.C.’s Braveheart,” which is an intriguing comparison considering Scottish hero William Wallace…