Using hyphen in a server-environment file crashes the tab "Environment based configurations" #263

If you use a hyphen in the section name in a server-environment file, the tab "Environment based configurations" will crash and not open, meaning it is not possible anymore to consult the actual server environment files.

Module

server_environment_files

Describe the bug

If you use an hyphen in the section name in a server-environment file, the tab "Environment based configurations" will crash and not open, meaning it is not possible anymore to consult the actual server environment files.

To Reproduce

Affected versions: 17.0.1.2.1

Steps to reproduce the behavior:

1. Have an XML using hyphen in the "name" property :

2. Use the value of the "name" property in the section name in a server environment file

[incoming_mail.Bounce-Inbox]
server_type=imap
server=myserver
port=666
object_id=9999
user=madame_michu
password=madame_michu

3. Head to tab "Environment based configurations"

Expected behavior
When I go to tab "Environment based configurations" , I except to be able to see the content of the existing server environment files.