Bump xmldom from 0.3.0 to 0.6.0 in /packages/legacy-scripting-runner

Bumps [xmldom](https://github.com/xmldom/xmldom) from 0.3.0 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@0.3.0...0.6.0)

---
updated-dependencies:
- dependency-name: xmldom
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

packages/legacy-scripting-runner/package.json

@@ -35,7 +35,7 @@
     "request": "2.88.2",
     "synckit": "0.6.0",
     "underscore": "1.4.4",
-    "xmldom": "0.3.0"
+    "xmldom": "0.6.0"
   },
   "devDependencies": {
     "nock": "13.3.1",