Bump ctor from 0.3.6 to 0.4.0

Bumps [ctor](https://github.com/mmastrac/rust-ctor) from 0.3.6 to 0.4.0.
- [Commits](https://github.com/mmastrac/rust-ctor/commits)

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

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

Author: dependabot[bot]

Cargo.lock

@@ -31,7 +31,7 @@ xdg = "2.5"
 
 [dev-dependencies]
 assert_cmd = "2.0"
-ctor = "0.3"
+ctor = "0.4"
 predicates = "3.1"
 tempfile = "3.17"