Messaging Service Connection can be accessed via API for Without Access

[Prajwal214]

Affected module
Does it impact the UI, backend or Ingestion Framework?
-- Backend

Describe the bug
A clear and concise description of what the bug is.
-- A user with only the "Data Consumer" role cannot access the service connection via the UI - expected behavior.
• However, when the same user fetches service details via the API (e.g., for Kafka), the service connection, including credentials, is exposed - unexpected behavior

/v1/services/messagingServices/name/{name}

To Reproduce

Screenshots or steps to reproduce

Expected behavior
A clear and concise description of what you expected to happen.

Version:

• OS: [e.g. iOS]
• Python version:
• OpenMetadata version: [e.g. 0.8]
• OpenMetadata Ingestion package version: [e.g. openmetadata-ingestion[docker]==XYZ]

Additional context
Add any other context about the problem here.