Bump rcgen from 0.14.6 to 0.14.7 (#1330)

Bumps [rcgen](https://github.com/rustls/rcgen) from 0.14.6 to 0.14.7.
- [Release notes](https://github.com/rustls/rcgen/releases)
- [Commits](rustls/rcgen@v0.14.6...v0.14.7)

---
updated-dependencies:
- dependency-name: rcgen
  dependency-version: 0.14.7
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Cargo.lock

@@ -48,7 +48,7 @@ progenitor = { git = "https://github.com/oxidecomputer/progenitor", default-feat
 progenitor-client = "0.11.2"
 rand = "0.9.2"
 ratatui = "0.30.0"
-rcgen = { version = "0.14.6", features = ["pem"] }
+rcgen = { version = "0.14.7", features = ["pem"] }
 regex = "1.12.2"
 regress = "0.10.5"
 reqwest = "0.12.28"