Debian installation guide: fix libmagic header package name

It's libmagic-dev in both Ubuntu and Debian.

Reported in private by NaiJi.

docs/installation/debian_based_en.md

@@ -35,7 +35,7 @@ sudo apt full-upgrade
 * Install some of the above mentioned programs:
 
 ```shell
-sudo apt install git build-essential postgresql postgresql-contrib cmake libmagic-devel
+sudo apt install git build-essential postgresql postgresql-contrib cmake libmagic-dev
 ```
 
 ### Install Elixir and Erlang