adding Ubiquiti UniFi Gateway Max (#3072)

* adding Ubiquiti UniFi Gateway Max

* adding Ubiquiti UniFi Gateway Max; fix maximum_draw to integer

---------

Co-authored-by: timmr <timmr@xpcode.de>
Co-authored-by: naos0815 <naos0815+c@mail-0815.de>

device-types/Ubiquiti/UXG-Max.yml

@@ -0,0 +1,26 @@
+---
+manufacturer: Ubiquiti
+model: UniFi Gateway Max
+slug: ubiquiti-unifi-gateway-max
+part_number: UXG-Max
+comments: '[UniFi Gateway Max](https://techspecs.ui.com/unifi/advanced-hosting/uxg-max)'
+u_height: 0
+airflow: passive
+is_full_depth: false
+weight: 520
+weight_unit: g
+interfaces:
+  - name: WAN 1
+    type: 2.5gbase-t
+  - name: Lan 1
+    type: 2.5gbase-t
+  - name: Lan 2
+    type: 2.5gbase-t
+  - name: Lan 3
+    type: 2.5gbase-t
+  - name: Lan 4
+    type: 2.5gbase-t
+power-ports:
+  - name: Supply
+    type: usb-c
+    maximum_draw: 10