Add support for selecting font families when creating a form PDF

[jdalrymple]

Description

When a user creates a PDF form, they can now select the font family used for the text fields.

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New Form Properties area shows all embedded fonts

Font families drop down shows all standard fonts available, and defaults to Helvetica

Adding Custom Font modal

By Google font name

By font URL

By uploaded file

Updated font list after custom font addition

Updated live render / output font render in the pdf

Embedded font information

Fixes #261

Type of change

Please delete options that are not relevant.

• 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 not work as expected)
• This change requires a documentation update

🧪 How Has This Been Tested?

Please describe how you tested your changes so that maintainers can verify them. Include enough detail for someone else to reproduce your tests.

• Ran through different scenarios manually to ensure the fonts were embedded property & rendered properly
• Added unit tests

Checklist:

• Verified output manually
• Tested with relevant sample documents or data
• Wrote Vite Test Case (if applicable)

Expected Results:

• Validate the font parser
• Validate the custom font modal

Actual Results:

• They pass...?

Checklist:

• I have signed the Contributor License Agreement (CLA) or my organization has signed the Corporate CLA
• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules

[github-actions]

All contributors have signed the CLA ✍️ ✅
_{Posted by the CLA Assistant Lite bot.}

[jdalrymple]

(Still adding tests)

[jdalrymple]

To avoid commiting the package output

[jdalrymple]

There might be a better way to do this, im open to suggestions

[jdalrymple]

Might not be useful 🤔

[jdalrymple]

I have read the CLA Document and I hereby sign the CLA

[jdalrymple]

I can try and resolve the new conflicts after this has been reviewed