Update json-endpoint.mdx

fix collapsing and get rid of random highlighting

Author: kathayl

src/content/docs/browser-rendering/rest-api/json-endpoint.mdx

@@ -27,7 +27,7 @@ The `/json` endpoint leverages [Workers AI](/workers-ai/) for data extraction. U
 
 This example captures webpage data by providing both a prompt and a JSON schema. The prompt guides the extraction process, while the JSON schema defines the expected structure of the output.
 
-```bash {11-13} collapse={15-48}
+```bash
 curl --request POST 'https://api.cloudflare.com/client/v4/accounts/CF_ACCOUNT_ID/browser-rendering/json' \
   --header 'authorization: Bearer CF_API_TOKEN' \
   --header 'content-type: application/json' \
@@ -63,7 +63,7 @@ curl --request POST 'https://api.cloudflare.com/client/v4/accounts/CF_ACCOUNT_ID
 ```
 
 
-```json output {11-13} collapse={15-48}
+```json output collapse={15-48}
 {
 	"success": true,
 	"result": {
@@ -128,7 +128,7 @@ curl --request POST 'https://api.cloudflare.com/client/v4/accounts/CF_ACCOUNT_ID
 
 In this case, you supply a JSON schema via the `response_format` parameter. The schema defines the structure of the extracted data.
 
-```bash {11-13} collapse={15-48}
+```bash
 curl --request POST 'https://api.cloudflare.com/client/v4/accounts/CF_ACCOUNT_ID/browser-rendering/json' \
   --header 'authorization: Bearer CF_API_TOKEN' \
   --header 'content-type: application/json' \
@@ -160,7 +160,7 @@ curl --request POST 'https://api.cloudflare.com/client/v4/accounts/CF_ACCOUNT_ID
 ```
 
 
-```json output {11-13} collapse={15-48}
+```json output collapse={13-68}
 {
 	"success": true,
 	"result": {