Bump watchdog from 3.0.0 to 4.0.0

Bumps [watchdog](https://github.com/gorakhargosh/watchdog) from 3.0.0 to 4.0.0.
- [Release notes](https://github.com/gorakhargosh/watchdog/releases)
- [Changelog](https://github.com/gorakhargosh/watchdog/blob/master/changelog.rst)
- [Commits](gorakhargosh/watchdog@v3.0.0...v4.0.0)

---
updated-dependencies:
- dependency-name: watchdog
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

pyproject.toml

@@ -50,7 +50,7 @@ qiskit = "1.0.1"
 pre-commit = "^3.5.0"
 invoke = "^2.2.0"
 bump2version = "^1.0.1"
-watchdog = {version = "^3.0.0", extras = ["watchmedo"]}
+watchdog = {version = ">=3,<5", extras = ["watchmedo"]}
 
 [tool.poetry.group.test.dependencies]
 pytest = "^7.4.3"