Syntax for copying icon as vue is outdated, is kebab-case instead of PascalCase.
**Describe the bug**

When trying to copy an icon and selecting the "vue" tab, the code given is outdated since hte vue package has been updated. (see image)


**Steps to Reproduce**
Visit [phosphoricons.com](https://phosphoricons.com/) and select an icon, selecte the vue tab and see the displayed code.

**Expected behavior**
The code given should be PascalCased, not kebabcased
<!-- A clear and concise description of what you expected to happen. -->

**Screenshots**

<img width="381" alt="copy vue icon" src="https://github.com/phosphor-icons/homepage/assets/48754751/ff881445-1c29-4429-a983-ac38a5fd659e">
