cargo: bump quick-xml from 0.23.0 to 0.26.0

Bumps [quick-xml](https://github.com/tafia/quick-xml) from 0.23.0 to 0.26.0.
- [Release notes](https://github.com/tafia/quick-xml/releases)
- [Changelog](https://github.com/tafia/quick-xml/blob/master/Changelog.md)
- [Commits](https://github.com/tafia/quick-xml/compare/v0.23.0...v0.26.0)

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

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

Cargo.toml

@@ -53,7 +53,7 @@ once_cell = "1.16.0"
 percent-encoding = "2.2"
 pgp = { version = "0.9", default-features = false }
 pretty_env_logger = { version = "0.4", optional = true }
-quick-xml = "0.23"
+quick-xml = "0.26"
 r2d2 = "0.8"
 r2d2_sqlite = "0.20"
 rand = "0.8"