SVG icons in feature elements do not respect their size setting

[dhazel]

Describe the bug

Bug

SVG feature icons in the home layout expand to fit the width of their feature element, rather than being constrained to the size specified in their width declaration.

Reproduction

Context

Given the frontmatter

---
layout: home

hero:
  name: Bug example

features:
  - icon:
      src: /flag-solid.svg
      width: 50
    title: Bug example
    details: The icon expands to fit the width of the feature element, rather than being constrained to 50px
---

Expected behavior

Expected

The feature icon is expected to size to the width specified by the width declaration.

System Info

System:
    OS: Windows 10
  Binaries:
    Node: 18.13.0
    npm: 8.19.3
  Browsers:
    Chrome: 109
  npmPackages:
    vitepress: ^1.0.0-alpha.40 => 1.0.0-alpha.45

Additional context

No response

Validations

• Follow our Code of Conduct
• Read the docs.
• Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.

[brc-dd]

You can use style: "width: 50px" instead of width: 50 for now.