[Fixed] Failing test "[Curve] Custom curve with free tangents" by setting the curve's `bake_resolution` to 11.
[Fixed] test messages in "[Curve] Custom curve with free tangents" to match sample offset used in each test
[Added] New test "[Curve] Straight line offset test" in response to pull request feedback.
Update tests/scene/test_curve.h
Co-authored-by: kleonc <9283098+kleonc@users.noreply.github.com>