Automatically create NGINX client body temp path directory

[alessfg]

Proposed changes

Automatically create a NGINX client_body_temp_path directory if your NGINX config uses the directive. Closes #89.

Checklist

Before creating a PR, run through this checklist and mark each as complete.

• I have read the CONTRIBUTING document
• I have added Molecule tests that prove my fix is effective or that my feature works
• I have checked that any relevant Molecule tests pass after adding my changes
• I have updated any relevant documentation (defaults/main/*.yml, README.md and CHANGELOG.md)