Rename TF-object_detection/readme.txt.txt to TF-object_detection/reference

TF-object_detection/{readme.txt.txt → reference}

@@ -1,4 +1,5 @@
-Reference:
-
-Based training model from: https://www.youtube.com/watch?v=XZ7FYAMCc4M
-COCO filter: https://github.com/immersive-limit/coco-manager
+Reference:
+
+Based training model from: https://www.youtube.com/watch?v=XZ7FYAMCc4M
+COCO filter: https://github.com/immersive-limit/coco-manager
+coco to xml: https://github.com/LI-NA/coco-json-converter?tab=readme-ov-file