Bump ansible-core in /.github/workflows/requirements

Bumps [ansible-core](https://github.com/ansible/ansible) from 2.14.4 to 2.15.0.
- [Release notes](https://github.com/ansible/ansible/releases)
- [Commits](ansible/ansible@v2.14.4...v2.15.0)

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

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

Author: dependabot[bot]

.github/workflows/requirements/requirements_galaxy.txt

@@ -1 +1 @@
-ansible-core==2.14.4
+ansible-core==2.15.0

.github/workflows/requirements/requirements_molecule.txt

@@ -1,4 +1,4 @@
-ansible-core==2.14.4
+ansible-core==2.15.0
 jinja2==3.1.2
 ansible-compat==3.0.2
 ansible-lint==6.16.0