Add ASUSRS300-E11-RS4 server and images (#2599)

Co-authored-by: Harry <Harry@cadby.co.uk>

device-types/ASUS/RS300-E11-RS4.yaml

@@ -0,0 +1,35 @@
+---
+manufacturer: ASUS
+model: RS300-E11-RS4
+slug: asus-rs300-e11-rs4
+u_height: 1
+is_full_depth: true
+weight: 8.47
+weight_unit: kg
+front_image: true
+rear_image: true
+comments: https://servers.asus.com/products/Servers/Rack-Servers/RS300-E11-RS4/
+console-ports:
+  - name: Rear Serial
+    type: de-9
+interfaces:
+  - name: ASMB10-iKVM
+    type: 1000base-t
+    mgmt_only: true
+  - name: Network 1
+    type: 1000base-t
+  - name: Network 2
+    type: 1000base-t
+module-bays:
+  - name: PSU-1
+    label: '1'
+    position: PSU-1
+  - name: PSU-2
+    label: '2'
+    position: PSU-2
+  - name: PCIe slot 1
+    position: '1'
+    description: PCIe 4.0 x16
+  - name: PCIe slot 2
+    position: '2'
+    description: PCIe 4.0 x8