Added FortiNet FortiAP 233G (#3018)

* Added FortiNet FortiAP 233G

* Updated port speed to 2.5G rather than 5G

---------

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

device-types/Fortinet/FAP-233G.yaml

@@ -0,0 +1,25 @@
+---
+manufacturer: Fortinet
+model: FortiAP 233G
+slug: fortinet-fap-233g
+part_number: FAP-233G
+u_height: 0.0
+is_full_depth: false
+airflow: passive
+weight: 0.8
+weight_unit: kg
+comments: '[FortiAP Series Datasheet](https://www.fortinet.com/content/dam/fortinet/assets/data-sheets/pdf/fortiap-series.pdf), [FortiAP 231G/233G QuickStart
+  Guide](https://docs.fortinet.com/document/fortiap/hardware/fortiap-231g-233g-qsg)'
+interfaces:
+  - name: lan-1-poe
+    type: 2.5gbase-t
+    poe_mode: pd
+    poe_type: type2-ieee802.3at
+  - name: lan-2
+    type: 1000base-t
+  - name: radio-1
+    type: ieee802.15.1
+  - name: radio-2
+    type: ieee802.11ac
+  - name: radio-3
+    type: ieee802.11ax