Set names of commands

[M-arcus]

Description

[WARNING] Some commands could not be registered:

In Application.php line 535:
                                                                                                        
  [Symfony\Component\Console\Exception\LogicException]                                                  
  The command defined in "Mondu\MonduPayment\Command\ConfigApiTokenCommand" cannot have an empty name.  

Type of change

• Bug fix (non-breaking change which fixes an issue)

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have checked my code and corrected any misspellings
• I have added tests that prove my fix is effective or that my feature works

[hreinberger]

@M-arcus thx for your contribution!

@mondu-ai/purchase can you take a look here pls?

[ume3119]

@M-arcus thx for your contribution!

@mondu-ai/purchase can you take a look here pls?

@tikohov20 please review.

[tikohov20]

@M-arcus thank you for contributing, the changes will be included in the upcoming release.