⬆️(deps): Update rich requirement in /apps/truss_cli

Updates the requirements on [rich](https://github.com/Textualize/rich) to permit the latest version.
- [Release notes](https://github.com/Textualize/rich/releases)
- [Changelog](https://github.com/Textualize/rich/blob/master/CHANGELOG.md)
- [Commits](Textualize/rich@v14.2.0...v15.0.0)

---
updated-dependencies:
- dependency-name: rich
  dependency-version: 15.0.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

apps/truss_cli/pyproject.toml

@@ -13,7 +13,7 @@ dependencies = [
   "truss-core>=0.0.10",
   "truss-tools>=0.0.10",
   "prompt-toolkit>=3.0.47,<4.0.0",
-  "rich>=14.2.0,<15.0.0",
+  "rich>=14.2.0,<16.0.0",
   "textual>=7.5.0,<9.0.0",
 ]