Bump xml from 1.0.1 to 1.2.0 (RustPython#6292)

Bumps [xml](https://github.com/kornelski/xml-rs) from 1.0.1 to 1.2.0.
- [Changelog](https://github.com/kornelski/xml-rs/blob/main/Changelog.md)
- [Commits](kornelski/xml-rs@1.0.1...1.2.0)

---
updated-dependencies:
- dependency-name: xml
  dependency-version: 1.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Cargo.lock

@@ -51,7 +51,7 @@ base64 = "0.22"
 csv-core = "0.1.11"
 dyn-clone = "1.0.10"
 pymath = { workspace = true }
-xml = "1.0"
+xml = "1.2"
 
 # random
 rand_core = { workspace = true }