build(deps): bump xml-rs from 0.8.4 to 0.8.14 in /ch_09/emails

Bumps [xml-rs](https://github.com/kornelski/xml-rs) from 0.8.4 to 0.8.14.
- [Changelog](https://github.com/kornelski/xml-rs/blob/main/Changelog.md)
- [Commits](https://github.com/kornelski/xml-rs/compare/0.8.4...0.8.14)

---
updated-dependencies:
- dependency-name: xml-rs
  dependency-type: indirect
...

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

ch_09/emails/Cargo.lock

@@ -1721,9 +1721,9 @@ checksum = "c811ca4a8c853ef420abd8592ba53ddbbac90410fab6903b3e79972a631f7680"
 
 [[package]]
 name = "xml-rs"
-version = "0.8.4"
+version = "0.8.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d2d7d3948613f75c98fd9328cfdcc45acc4d360655289d0a7d4ec931392200a3"
+checksum = "52839dc911083a8ef63efa4d039d1f58b5e409f923e44c80828f206f66e5541c"
 
 [[package]]
 name = "zeroize"