Bump vite from 6.3.5 to 7.0.0 in /demo (#3580)

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Josh Black <[email protected]>

Author: dependabot[bot]