Adds Suppressed bool to the Motion base class so LinearMove, ArcMove, and RapidMove can be flagged for skip during rendering and post-processing when they fall within a tab gap. Clone() updated on all three subclasses to preserve the flag. Covered by new MotionSuppressedTests. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>