add shortcut launch for ALE interpreter

[dvojtise]

Description

Add a new shortcut to launch ALE interpreter on file extension declared by xdsml

Companion PR

• PR https://github.com/eclipse/gemoc-studio-modeldebugging/pull/238
• PR https://github.com/eclipse/gemoc-studio-execution-java/pull/33
• PR https://github.com/eclipse/gemoc-studio-execution-moccml/pull/80