Tiny doc fix

Author: fulopattila122

docs/installation.md

@@ -25,7 +25,7 @@ php artisan concord:modules
 
 Now you should see this:
 
-```
+```text
 +----+--------------------+--------+---------+--------------------+-------------------+
 | #  | Name               | Kind   | Version | Id                 | Namespace         |
 +----+--------------------+--------+---------+--------------------+-------------------+