Improve ETL JSON data endpoint filter logging

[smgallo]

Wrap JSON ETL DataEndpoint filter execution in try/catch block for improved error logging.

Description

Wrap JSON ETL DataEndpoint filter execution in try/catch block for improved error logging. Also fix phpcs warnings.

Motivation and Context

Improved logging

Tests performed

Provided the patch to IU for testing on their system.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project as found in the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.