Bugfix/FOUR-9721: Two filter fields are no longer displayed

[agustinbusso]

Issue & Reproduction Steps

The problem was related to the avatar prop when is null for requester and participant lists. For some reason some users have the prop avatar in null and not as empty string (Maybe when the users are imported with ldap or something similar)

Steps to reproduced:
1.Log in PM
2.Click on Filter
3.Review Requester and Participants fields

Solution

• Check if avatar prop exists for requests and participants

Working video and reproduction explanation

Screen.Recording.2023-08-01.at.15.47.55.mov

How to Test

• Go to the database to the users table and modify the avatar column for some user to be NULL instead empty
• Go to requests lists and click on filter

Related Tickets & Packages

• FOUR-9721

Code Review Checklist

• I have pulled this code locally and tested it on my instance, along with any associated packages.
• This code adheres to ProcessMaker Coding Guidelines.
• This code includes a unit test or an E2E test that tests its functionality, or is covered by an existing test.
• This solution fixes the bug reported in the original ticket.
• This solution does not alter the expected output of a component in a way that would break existing Processes.
• This solution does not implement any breaking changes that would invalidate documentation or cause existing Processes to fail.
• This solution has been tested with enterprise packages that rely on its functionality and does not introduce bugs in those packages.
• This code does not duplicate functionality that already exists in the framework or in ProcessMaker.
• This ticket conforms to the PRD associated with this part of ProcessMaker.