Re-add syntax highlighting to daily emails and

...ATDC lessons

source/_daily_emails/2023-04-23.md

@@ -13,7 +13,7 @@ I've seen a lot on social media and posts and videos recently about Laravel Pipe
 
 This is an example from the new documentation:
 
-```php
+```language-php
 $user = Pipeline::send($user)
     ->through([
         GenerateProfilePhoto::class,