🔧 chore: Revert docs change

docs/self-hosting/environment-variables/model-provider.mdx

@@ -58,7 +58,7 @@ Related discussions:
 ### `OPENAI_MODEL_LIST`
 
 - Type: Optional
-- Description: Used to control the model list, use `+` to add a model, use `-` to hide a model, use `model_name=display_name` to customize the display name of a model, separated by commas. Definition syntax rules see [model-list][model-list]
+- Description: Used to control the model list, use `+` to add a model, use `-` to hide a model, use `model_name=display_name` to customize the display name of a model, separated by commas. Definition syntax rules see
 - Default: `-`
 - Example: `+qwen-7b-chat,+glm-6b,-gpt-3.5-turbo,gpt-4-0125-preview=gpt-4-turbo`
 
@@ -94,7 +94,7 @@ If you need to use Azure OpenAI to provide model services, you can refer to the
 ### `AZURE_MODEL_LIST`
 
 - Type: Optional
-- Description: Used to control the model list, use `+` to add a model, use `-` to hide a model, use `id->deplymentName=displayName` to customize the display name of a model, separated by commas. Definition syntax rules see [model-list][model-list]
+- Description: Used to control the model list, use `+` to add a model, use `-` to hide a model, use `id->deplymentName=displayName` to customize the display name of a model, separated by commas. Definition syntax rules see
 - Default: `-`
 - Example: `gpt-35-turbo->my-deploy=GPT 3.5 Turbo` 或 `gpt-4-turbo->my-gpt4=GPT 4 Turbo<128000:vision:fc>`
 
@@ -117,7 +117,7 @@ If you need to use Azure OpenAI to provide model services, you can refer to the
 ### `GOOGLE_MODEL_LIST`
 
 - Type: Optional
-- Description: Used to control the model list, use `+` to add a model, use `-` to hide a model, use `model_name=display_name` to customize the display name of a model, separated by commas. Definition syntax rules see [model-list][model-list]
+- Description: Used to control the model list, use `+` to add a model, use `-` to hide a model, use `model_name=display_name` to customize the display name of a model, separated by commas. Definition syntax rules see
 - Default: `-`
 - Example: `-all,+gemini-1.5-flash-latest,+gemini-1.5-pro-latest`
 
@@ -188,7 +188,7 @@ If you need to use Azure OpenAI to provide model services, you can refer to the
 ### `OPENROUTER_MODEL_LIST`
 
 - Type: Optional
-- Description: Used to specify a custom OpenRouter model list. Model definition syntax rules see [model-list][model-list]
+- Description: Used to specify a custom OpenRouter model list. Model definition syntax rules see
 - Default: `-`
 - Example: `-all,+01-ai/yi-34b-chat,+huggingfaceh4/zephyr-7b-beta`
 
@@ -204,7 +204,7 @@ If you need to use Azure OpenAI to provide model services, you can refer to the
 ### `GITHUB_MODEL_LIST`
 
 - Type: Optional
-- Description: Used to control the model list, use `+` to add a model, use `-` to hide a model, use `model_name=display_name` to customize the display name of a model, separated by commas. Definition syntax rules see [model-list][model-list]
+- Description: Used to control the model list, use `+` to add a model, use `-` to hide a model, use `model_name=display_name` to customize the display name of a model, separated by commas. Definition syntax rules see
 - Default: `-`
 - Example: `-all,+gpt-4o,+gpt-4o-mini`
 
@@ -501,5 +501,3 @@ If you need to use Azure OpenAI to provide model services, you can refer to the
 - Description: Used to control the model list, use `+` to add a model, use `-` to hide a model, use `model_name=display_name` to customize the display name of a model, separated by commas. Definition syntax rules see
 - Default: `-`
 - Example: `-all,+hunyuan-lite,+hunyuan-standard`
-
-[model-list]: /docs/self-hosting/advanced/model-list