Fix bug that prevented tracking until the last frame

Author: constantinpape

micro_sam/sam_annotator/annotator_tracking.py

@@ -142,7 +142,7 @@ def _update_motion_model(seg, t, t0, motion_model):
             break
 
         # stop if we are at the last slce
-        if t == seg.shape[0] - 1:
+        if t == seg.shape[0]:
             break
 
         # stop if we have a division