docs(provider_specific_params.md): fix docs

docs/my-website/docs/completion/provider_specific_params.md

@@ -423,7 +423,7 @@ model_list:
 curl -X POST 'http://0.0.0.0:4000/chat/completions' \
 -H 'Content-Type: application/json' \
 -H 'Authorization: Bearer sk-1234' \
--D '{
+-d '{
   "model": "llama-3-8b-instruct",
   "messages": [
     {
@@ -431,8 +431,9 @@ curl -X POST 'http://0.0.0.0:4000/chat/completions' \
       "content": "What'\''s the weather like in Boston today?"
     }
   ],
-  "adapater_id": "my-special-adapter-id" # 👈 PROVIDER-SPECIFIC PARAM
-  }'
+  "adapater_id": "my-special-adapter-id"
+}'
+```
 
 ## Provider-Specific Metadata Parameters
 
@@ -482,5 +483,4 @@ response = litellm.completion(
 ```
 
 </TabItem>
-</Tabs>
-```
+</Tabs>

docs/my-website/sidebars.js

@@ -546,6 +546,7 @@ const sidebars = {
       items: [
         "set_keys",
         "completion/token_usage",
+        "sdk/headers",
         "sdk_custom_pricing",
         "embedding/async_embedding",
         "embedding/moderation",