Remove duplicated release-prefix root mirror files

gwam_v12_sparse_v2/models/MODEL_MANIFEST.json

@@ -1,22 +0,0 @@
-{
-  "models": [
-    {
-      "path": "models/sam2/checkpoints/sam2.1_hiera_base_plus.pt",
-      "size": 323606802,
-      "sha256": "a2345aede8715ab1d5d31b4a509fb160c5a4af1970f199d9054ccfb746c004c5",
-      "license": "Apache-2.0",
-      "upstream": "https://dl.fbaipublicfiles.com/segment_anything_2/092824/sam2.1_hiera_base_plus.pt",
-      "modified": false,
-      "purpose": "online Phase-2 visual features (SAM2 image_embed mask pooling)"
-    },
-    {
-      "path": "models/clip/ViT-B-32.pt",
-      "size": 353976522,
-      "sha256": "40d365715913c9da98579312b702a82c18be219cc2a73407c4526f58eba950af",
-      "license": "MIT",
-      "upstream": "https://openaipublic.azureedge.net/clip/models/40d365715913c9da98579312b702a82c18be219cc2a73407c4526f58eba950af/ViT-B-32.pt",
-      "modified": false,
-      "purpose": "type_clip32 category-text features (seed 20260702 projection)"
-    }
-  ]
-}