Wrap angles to (-pi, pi) in momentum calculation.
Wrap angles to (-pi, pi) in momentum calculation.

Fixes a bug that causes KinematicBody2Ds to produce too much angular
momentum when rotating beyond 180 degrees.

(cherry picked from commit e148338d428de9d23517c5410853a94dc72458ff)

ex/godot,ex/godot,ex/godot,ex/godot,ex/godot,ex/godot,ex/godot,ex/godot