Update molecule requirement from ~=6.0.2 to ~=6.0.3

Updates the requirements on [molecule](https://github.com/ansible-community/molecule) to permit the latest version.
- [Release notes](https://github.com/ansible-community/molecule/releases)
- [Commits](ansible/molecule@v6.0.2...v6.0.3)

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

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

requirements.txt

@@ -1,7 +1,7 @@
 ansible~=9.1.0
 ansible-lint~=6.22.1
 docker~=6.1.3
-molecule~=6.0.2
+molecule~=6.0.3
 molecule-docker~=2.1.0
 tox~=4.11.4
 testinfra~=6.0.0