Fix HTTP method in chat workspace configuration from PUT to PATCH

The chat completions workspace configuration endpoint uses PATCH, not PUT.
This corrects all instances in the getting started guide.

Author: tpayet

learn/chat/getting_started_with_chat.mdx

@@ -70,7 +70,7 @@ Create a workspace with your LLM provider settings. Here are examples for differ
 
 ```bash openAi
 curl \
-  -X PUT 'http://localhost:7700/chats/my-assistant/settings' \
+  -X PATCH 'http://localhost:7700/chats/my-assistant/settings' \
   -H 'Authorization: Bearer MEILISEARCH_KEY' \
   -H 'Content-Type: application/json' \
   --data-binary '{
@@ -85,7 +85,7 @@ curl \
 
 ```bash azureOpenAi
 curl \
-  -X PUT 'http://localhost:7700/chats/my-assistant/settings' \
+  -X PATCH 'http://localhost:7700/chats/my-assistant/settings' \
   -H 'Authorization: Bearer MEILISEARCH_KEY' \
   -H 'Content-Type: application/json' \
   --data-binary '{
@@ -100,7 +100,7 @@ curl \
 
 ```bash mistral
 curl \
-  -X PUT 'http://localhost:7700/chats/my-assistant/settings' \
+  -X PATCH 'http://localhost:7700/chats/my-assistant/settings' \
   -H 'Authorization: Bearer MEILISEARCH_KEY' \
   -H 'Content-Type: application/json' \
   --data-binary '{
@@ -114,7 +114,7 @@ curl \
 
 ```bash gemini
 curl \
-  -X PUT 'http://localhost:7700/chats/my-assistant/settings' \
+  -X PATCH 'http://localhost:7700/chats/my-assistant/settings' \
   -H 'Authorization: Bearer MEILISEARCH_KEY' \
   -H 'Content-Type: application/json' \
   --data-binary '{
@@ -128,7 +128,7 @@ curl \
 
 ```bash vLlm
 curl \
-  -X PUT 'http://localhost:7700/chats/my-assistant/settings' \
+  -X PATCH 'http://localhost:7700/chats/my-assistant/settings' \
   -H 'Authorization: Bearer MEILISEARCH_KEY' \
   -H 'Content-Type: application/json' \
   --data-binary '{
@@ -349,7 +349,7 @@ except Exception as error:
 2. Update with valid API key:
 
    ```bash
-   curl -X PUT http://localhost:7700/chats/my-assistant/settings \
+   curl -X PATCH http://localhost:7700/chats/my-assistant/settings \
      -H "Authorization: Bearer MEILISEARCH_KEY" \
      -H "Content-Type: application/json" \
      -d '{"apiKey": "your-valid-api-key"}'