build(deps): bump remarshal from 1.3.0 to 2.0.0 in /xml (#417)

Bumps [remarshal](https://github.com/remarshal-project/remarshal) from 1.3.0 to 2.0.0.
- [Release notes](https://github.com/remarshal-project/remarshal/releases)
- [Commits](remarshal-project/remarshal@v1.3.0...v2.0.0)

---
updated-dependencies:
- dependency-name: remarshal
  dependency-version: 2.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Author: dependabot[bot]

xml/requirements.txt

@@ -1,3 +1,3 @@
 jsonfmt==0.2.7
-remarshal==1.3.0
+remarshal==2.0.0
 tcx2gpx==0.1.6