feat(vaultwarden): add SMTP configuration options and enhance signup settings

- Introduced SMTP settings for Vaultwarden including host, port, security, and authentication details.
- Added variables for signup verification, 2FA settings, password hints, and logging options.
- Updated Vaultwarden deployment to utilize new SMTP configurations.
- Enhanced Grafana module to support dynamic dashboard and datasource provisioning.
- Added LLM proxy configuration for Open Web UI with necessary environment variables.

ansible/roles/gpu_monitoring/handlers/main.yml

@@ -18,10 +18,3 @@
     name: "{{ amd_exporter_service_name }}"
     state: restarted
   listen: Restart amd_exporter
-
-- name: Restart llama_exporter
-  become: true
-  ansible.builtin.systemd:
-    name: "{{ llama_exporter_service_name }}"
-    state: restarted
-  listen: Restart llama_exporter