[FEAT] Display Inclusive gateway

[csouchet]

Is your feature request related to a problem? Please describe.
Given a bpmn input source, display the bpmn Inclusive gateway.

Describe the solution you'd like
Manage all Inclusive gateways declared in the bpmn input source

Describe alternatives you've considered
N/A

Additional context
The final shape rendering of the Inclusive gateway won't be done as part of this issue and will be managed later