ultralytics 8.0.79 expand Docs reference section (#2053)

Co-authored-by: Ayush Chaurasia <ayush.chaurarsia@gmail.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Fri3dChicken <87434761+AmoghDhaliwal@users.noreply.github.com>

docs/reference/tracker/utils/gmc.md

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+# GMC
+---
+:::ultralytics.tracker.utils.gmc.GMC
+<br><br>

docs/reference/tracker/utils/kalman_filter.md

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+# KalmanFilterXYAH
+---
+:::ultralytics.tracker.utils.kalman_filter.KalmanFilterXYAH
+<br><br>
+
+# KalmanFilterXYWH
+---
+:::ultralytics.tracker.utils.kalman_filter.KalmanFilterXYWH
+<br><br>

docs/reference/tracker/utils/matching.md

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+# merge_matches
+---
+:::ultralytics.tracker.utils.matching.merge_matches
+<br><br>
+
+# _indices_to_matches
+---
+:::ultralytics.tracker.utils.matching._indices_to_matches
+<br><br>
+
+# linear_assignment
+---
+:::ultralytics.tracker.utils.matching.linear_assignment
+<br><br>
+
+# ious
+---
+:::ultralytics.tracker.utils.matching.ious
+<br><br>
+
+# iou_distance
+---
+:::ultralytics.tracker.utils.matching.iou_distance
+<br><br>
+
+# v_iou_distance
+---
+:::ultralytics.tracker.utils.matching.v_iou_distance
+<br><br>
+
+# embedding_distance
+---
+:::ultralytics.tracker.utils.matching.embedding_distance
+<br><br>
+
+# gate_cost_matrix
+---
+:::ultralytics.tracker.utils.matching.gate_cost_matrix
+<br><br>
+
+# fuse_motion
+---
+:::ultralytics.tracker.utils.matching.fuse_motion
+<br><br>
+
+# fuse_iou
+---
+:::ultralytics.tracker.utils.matching.fuse_iou
+<br><br>
+
+# fuse_score
+---
+:::ultralytics.tracker.utils.matching.fuse_score
+<br><br>
+
+# bbox_ious
+---
+:::ultralytics.tracker.utils.matching.bbox_ious
+<br><br>