physics.box2d.source.thin: Regenerate thin binding with swig.

4-high/gel/source/joint/gel-hinge_joint.adb

@@ -225,6 +225,8 @@ is
       Self.Softness          := Softness;
       Self.bias_Factor       := bias_Factor;
       Self.relaxation_Factor := relaxation_Factor;
+
+      Self.apply_Limits;
    end Limits_are;