Bump xmldom from 0.5.0 to 0.6.0 (#427)

Bumps [xmldom](https://github.com/xmldom/xmldom) from 0.5.0 to 0.6.0.
- [Release notes](https://github.com/xmldom/xmldom/releases)
- [Changelog](https://github.com/xmldom/xmldom/blob/master/CHANGELOG.md)
- [Commits](xmldom/xmldom@0.5.0...0.6.0)

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

package.json

@@ -37,7 +37,7 @@
     "object-assign": "^4.0.1",
     "pngparse": "^2.0.1",
     "ws": "^7.2.1",
-    "xmldom": "^0.5.0",
+    "xmldom": "^0.6.0",
     "cbor-js": "^0.1.0",
     "webworkify": "^1.5.0",
     "socket.io": "4.0.1"