build(deps): update c2cwsgiutils requirement from <5,>=4.0 to >=4.0,<6

Updates the requirements on [c2cwsgiutils](https://github.com/camptocamp/c2cwsgiutils) to permit the latest version.
- [Release notes](https://github.com/camptocamp/c2cwsgiutils/releases)
- [Changelog](https://github.com/camptocamp/c2cwsgiutils/blob/master/CHANGELOG.md)
- [Commits](camptocamp/c2cwsgiutils@4.0.0...5.0.0)

---
updated-dependencies:
- dependency-name: c2cwsgiutils
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements_host.txt

@@ -1,2 +1,2 @@
-c2cwsgiutils>=4.0,<5
+c2cwsgiutils>=4.0,<6
 requests==2.27.1