add(magiccoder): add new model magiccoder 7b due to users requested

models/magicoder-s-ds-7b/model.json

@@ -0,0 +1,23 @@
+{
+    "source_url": "https://huggingface.co/TheBloke/Magicoder-S-DS-6.7B-GGUF/resolve/main/magicoder-s-ds-6.7b.Q4_K_M.gguf",
+    "id": "magicoder-s-ds7b",
+    "object": "model",
+    "name": "Magicoder 7B Q4",
+    "version": "1.0",
+    "description": "Magicoder is a model family, a novel approach to enlightening LLMs with open-source code snippets for generating low-bias and high-quality instruction data for code.",
+    "format": "gguf",
+    "settings": {
+      "ctx_len": 4096,
+      "prompt_template": "@@ Instruction\n{prompt}\n@@ Response"
+    },
+    "parameters": {
+      "max_tokens": 4096
+    },
+    "metadata": {
+      "author": "Ise-uiuc",
+      "tags": ["7B", "Code"],
+      "size": 4080000000
+    },
+    "engine": "nitro"
+  }
+