rename and delete some jsons files

img_test/1675082395883_charlotte.json

@@ -1,34 +0,0 @@
-{
-    "lines": [
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-                396.3220174587779
-            ],
-            [
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-                2363.9030067895246
-            ]
-        ],
-        [
-            [
-                312.1474296799224,
-                2897.008729388943
-            ],
-            [
-                3261.76527643065,
-                2528.74490785645
-            ]
-        ],
-        [
-            [
-                1834.3045586808923,
-                129.76915615906887
-            ],
-            [
-                1890.4209505334627,
-                2409.4975751697384
-            ]
-        ]
-    ]
-}