C4-PlantUML syntax shows [ENTERPRISE] stereotype for System_Boundary

Describe the bug When displaying a SYSTEM_BOUNDARY, the stereotype that is displayed reads [ENTERPRISE] instead of [SYSTEM]

To Reproduce Steps to reproduce the behavior:

1. Create a markdown document, including a PlantUML flavored C4 diagram.
2. Include a SYSTEM_BOUNDARY, with items inside
3. Generate the diagram
4. See error

Expected behavior Underneath title of the system boundary, I expect to see [SYSTEM]

Desktop (please complete the following information):

• OS: Windows
• Running from VSCode
• Version [e.g. 22]