Adding Luna G5Backup Token (#1440)

device-types/Thales/Luna-G5Backup.yaml

+---
+manufacturer: Thales
+model: G5Backup
+slug: thales-g5backup
+part_number: 808-000042-003
+u_height: 1
+is_full_depth: true
+airflow: front-to-rear
+comments: SafeNet Luna G5 Backup Token - Also referred to as LTK-03 and Luna G5 - Also branded as SafeNet AT/SafeNet Assured Technologies
+console-ports:
+  - name: PED
+    type: de-9
+  - name: Console
+    type: usb-mini-b
+power-ports:
+  - name: Power
+    type: dc-terminal