Implement Ansible roles for Rocky Linux Testing Framework

- Added `bootstrap_sparrowdo` role for bootstrapping Sparrowdo on a VM.
- Introduced `cleanup_vm` role for cleaning up VMs and disk images.
- Created `download_image` role to download and cache QCOW2 images.
- Developed `golden_image` role for creating and customizing golden images.
- Implemented `provision_vm` role for provisioning VMs as linked clones.
- Added `run_test` role for executing tests with Sparrowdo.
- Created playbooks for building golden images, running single tests, and running test suites.
- Enhanced documentation with usage examples, configuration details, and troubleshooting tips.
- Added support for multiple cloud providers (AWS, Azure) in the test execution workflow.

Signed-off-by: Stephen Simpson <ssimpson89@users.noreply.github.com>

README.simple.md

@@ -28,15 +28,6 @@ BASE=$(./scripts/download-image.sh https://download.rockylinux.org/pub/rocky/9/i
 ./scripts/cleanup-all.sh
 ```
 
-### Jenkins
-
-1. Create Pipeline job
-2. Point to `Jenkinsfile.simple`
-3. Set parameters:
-   - `QCOW2_URL`: Rocky Linux image URL
-   - `TEST_REPOS`: One repo URL per line
-   - `MAX_PARALLEL`: Number of concurrent tests
-
 ## Scripts
 
 - `download-image.sh` - Download/cache QCOW2 images