Fix link field in form-view

[Siddhantsingh1230]

Description

This PR fixes an issue where the LinkField component failed to handle inputs outside the preloaded options. It also introduces a debounce mechanism to optimize API calls and adds avatar support for the Users doctype.

Relevant Technical Choices

• Fix Command component to not filter internally
• Use debounce utility to optimize API calls

Testing Instructions

• Go to NPMS
• Open Project page
• Click on any Project
• Test Link Fields

Additional Information:

None

Screenshot/Screencast

Before:

LINK.FIELD.ERROR.-1758193741280.mp4

After:

LinkField-1758193298269.mp4

Checklist

• I have carefully reviewed the code before submitting it for review.
• This code is adequately covered by unit tests to validate its functionality.
• I have conducted thorough testing to ensure it functions as intended.
• A member of the QA team has reviewed and tested this PR (To be checked by QA or code reviewer)