Style: Font Consistency (#7220)

## Summary

Reduce lower level font definitions in most places. Default to Inter.

See #6912 

## Review Focus

Comic Sans is still an option...

## Screenshots (if applicable)

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┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-7220-Style-Font-Consistency-2c26d73d365081348f2dd8909dd9bb8f)
by [Unito](https://www.unito.io)

---------

Co-authored-by: coderabbitai[bot] <136622811+coderabbitai[bot]@users.noreply.github.com>
Co-authored-by: github-actions <github-actions@github.com>

src/renderer/extensions/vueNodes/widgets/composables/useImagePreviewWidget.ts

@@ -212,7 +212,7 @@ const renderPreview = (
     ctx.roundRect(x, y, sz, sz, [4])
     ctx.fill()
     ctx.fillStyle = textFill
-    ctx.font = '12px Arial'
+    ctx.font = '12px Inter, sans-serif'
     ctx.textAlign = 'center'
     ctx.fillText(text, x + 15, y + 20)