Fix hints on PhysicsMaterial bounce/friction.

These values are only meaningful in the range 0 to 1.
Make sure the editor enforces reasonable values.
Fixes godotengine#42202.

(cherry picked from commit 6c18bae)

scene/resources/physics_material.cpp

@@ -44,9 +44,9 @@ void PhysicsMaterial::_bind_methods() {
  ClassDB::bind_method(D_METHOD("set_absorbent", "absorbent"), &PhysicsMaterial::set_absorbent);
  ClassDB::bind_method(D_METHOD("is_absorbent"), &PhysicsMaterial::is_absorbent);
 
- ADD_PROPERTY(PropertyInfo(Variant::REAL, "friction"), "set_friction", "get_friction");
+ ADD_PROPERTY(PropertyInfo(Variant::REAL, "friction", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_friction", "get_friction");
  ADD_PROPERTY(PropertyInfo(Variant::BOOL, "rough"), "set_rough", "is_rough");
- ADD_PROPERTY(PropertyInfo(Variant::REAL, "bounce"), "set_bounce", "get_bounce");
+ ADD_PROPERTY(PropertyInfo(Variant::REAL, "bounce", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_bounce", "get_bounce");
  ADD_PROPERTY(PropertyInfo(Variant::BOOL, "absorbent"), "set_absorbent", "is_absorbent");
 }