Update rich-click requirement from <1.8.4,>=1.4 to >=1.4,<1.8.6 (#729)

Updates the requirements on [rich-click](https://github.com/ewels/rich-click) to permit the latest version.
- [Release notes](https://github.com/ewels/rich-click/releases)
- [Changelog](https://github.com/ewels/rich-click/blob/main/CHANGELOG.md)
- [Commits](ewels/rich-click@v1.4...v1.8.5)

---
updated-dependencies:
- dependency-name: rich-click
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Bartłomiej Hirsz <[email protected]>

setup.py

@@ -46,7 +46,7 @@
         "colorama>=0.4.3,<0.4.7",
         "pathspec>=0.9.0,<0.12.2",
         "tomli>=2.0,<2.3",
-        "rich_click>=1.4,<1.8.4",
+        "rich_click>=1.4,<1.8.6",
         "jinja2>=3.1.3,<4.0",
     ],
     extras_require={