add deepseek v2 lite model

src/llamafactory/extras/constants.py

@@ -323,6 +323,9 @@ register_model_group(
             DownloadSource.DEFAULT: "deepseek-ai/deepseek-moe-16b-base",
             DownloadSource.MODELSCOPE: "deepseek-ai/deepseek-moe-16b-base",
         },
+        "DeepSeek-MoE-16B-v2-Base": {
+            DownloadSource.DEFAULT: "deepseek-ai/DeepSeek-V2-Lite",
+        },
         "DeepSeek-MoE-236B-Base": {
             DownloadSource.DEFAULT: "deepseek-ai/DeepSeek-V2",
             DownloadSource.MODELSCOPE: "deepseek-ai/DeepSeek-V2",
@@ -331,6 +334,9 @@ register_model_group(
             DownloadSource.DEFAULT: "deepseek-ai/deepseek-moe-16b-chat",
             DownloadSource.MODELSCOPE: "deepseek-ai/deepseek-moe-16b-chat",
         },
+        "DeepSeek-MoE-16B-v2-Chat": {
+            DownloadSource.DEFAULT: "deepseek-ai/DeepSeek-V2-Lite-Chat",
+        },
         "DeepSeek-MoE-236B-Chat": {
             DownloadSource.DEFAULT: "deepseek-ai/DeepSeek-V2-Chat",
             DownloadSource.MODELSCOPE: "deepseek-ai/DeepSeek-V2-Chat",