fix(deps): update dependency svg2ttf to v6.0.3

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
svg2ttf	6.0.2 -> 6.0.3

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Release Notes

fontello/svg2ttf

### [`v6.0.3`](https://togithub.com/fontello/svg2ttf/blob/master/CHANGELOG.md#​603--2021-08-21) [Compare Source](https://togithub.com/fontello/svg2ttf/compare/6.0.2...6.0.3) - xmldom => [@​xmldom/xmldom](https://togithub.com/xmldom/xmldom)

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