📝 Update includes in `docs/en/docs/tutorial/middleware.md` (#12807)

docs/en/docs/tutorial/middleware.md

@@ -31,9 +31,7 @@ The middleware function receives:
     * Then it returns the `response` generated by the corresponding *path operation*.
 * You can then further modify the `response` before returning it.
 
-```Python hl_lines="8-9  11  14"
-{!../../docs_src/middleware/tutorial001.py!}
-```
+{* ../../docs_src/middleware/tutorial001.py hl[8:9,11,14] *}
 
 /// tip
 
@@ -59,11 +57,10 @@ And also after the `response` is generated, before returning it.
 
 For example, you could add a custom header `X-Process-Time` containing the time in seconds that it took to process the request and generate a response:
 
-```Python hl_lines="10  12-13"
-{!../../docs_src/middleware/tutorial001.py!}
-```
+{* ../../docs_src/middleware/tutorial001.py hl[10,12:13] *}
 
 /// tip
+```Python hl_lines="10  12-13"
 
 Here we use <a href="https://docs.python.org/3/library/time.html#time.perf_counter" class="external-link" target="_blank">`time.perf_counter()`</a> instead of `time.time()` because it can be more precise for these use cases. 🤓