add language hints to code blocks

src/content/docs/processors/http/request/do.md

@@ -15,7 +15,7 @@ This process will make an HTTP request to the specified URL using the specified
 
 ### Example
 Make a GET request to `https://example.com`
-```
+```yaml
 - type: http.request.do
   params:
     method: GET

src/content/docs/processors/http/response/create.md

@@ -14,7 +14,7 @@ This processor will create a new HTTP response with the specified status code an
 
 ### Example
 This would create an HTTP response with a status code of `200` and a body of `OK`
-```
+```yaml
 - type: http.response.create
   params:
     status: 200