Cannot visualize a specific project

### Description

<img width="1159" alt="Image" src="https://github.com/user-attachments/assets/ac72e15b-3133-4609-a53c-256b97be3a18" />

### Steps to Reproduce

Try to view https://github.com/azinneera/ballerina-certification-system/tree/iwb-cert/ballerina/service/backend project with the Ballerina Visualizer

### Version

5.0.5

### Environment Details (with versions)

_No response_