FOUR-8721: Move functionalities from the bottom bar to the new top rail

[danloa]

Issue & Reproduction Steps

Implements https://processmaker.atlassian.net/browse/FOUR-8721

Solution

Changed the way to add extension in the validation bar

Related Tickets & Packages

https://processmaker.atlassian.net/browse/FOUR-8721

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.

[pmkerberos]

QA server was successfully deployed https://ci-4a015c5c1d.eng.processmaker.net

[pmkerberos]

QA server was successfully deployed 2023-06-23T19:34:34+00:00