Bump svgo from 2.1.0 to 2.2.1 (#4762)

Bumps [svgo](https://github.com/svg/svgo) from 2.1.0 to 2.2.1.
- [Release notes](https://github.com/svg/svgo/releases)
- [Changelog](https://github.com/svg/svgo/blob/master/CHANGELOG-old.md)
- [Commits](svg/svgo@v2.1.0...v2.2.1)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -57,7 +57,7 @@
     "style-loader": "2.0.0",
     "stylelint": "13.12.0",
     "stylelint-declaration-use-variable": "1.7.2",
-    "svgo": "2.1.0",
+    "svgo": "2.2.1",
     "vue": "2.6.12",
     "vue-async-computed": "3.9.0",
     "vue-multiselect": "2.1.6",