Add manufacturer NICGIGA and one device (#3119)

* Add files via upload

* Fixed testing errors in s25-0402p.yaml

* Fixed more testing errors in s25-0402p.yaml

* Fixed more testing errors in s25-0402p.yaml

device-types/NICGIGA/s25-0402p.yaml

@@ -0,0 +1,47 @@
+---
+manufacturer: NICGIGA
+model: S25-0402P
+slug: nicgiga-s25-0402p
+u_height: 1.0
+is_full_depth: false
+airflow: passive
+weight: 2.0
+weight_unit: lb
+comments: "Dimensions: 9.33 x 7.6 x 2.83 inches\r\n\r\n[Product Page at nicgiga.com](https://www.nicgiga.com/collections/2-5g-switch/products/nicgiga-4-port-2-5g-poe-switch-unmanaged-with-4-x-2-5gb-base-t-poe-78w-2-x-10g-sfp-uplink-2-5gbe-ieee802-3af-at-power-over-ethernet-switch-support-wifi6-ap-nas-4k-poe-camera-nvr)"
+power-ports:
+  - name: AC Input
+    type: iec-60320-c14
+    maximum_draw: 100
+interfaces:
+  - name: 2.5GE 1
+    type: 2.5gbase-t
+    enabled: true
+    mgmt_only: false
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: 2.5GE 2
+    type: 2.5gbase-t
+    enabled: true
+    mgmt_only: false
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: 2.5GE 3
+    type: 2.5gbase-t
+    enabled: true
+    mgmt_only: false
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: 2.5GE 4
+    type: 2.5gbase-t
+    enabled: true
+    mgmt_only: false
+    poe_mode: pse
+    poe_type: type2-ieee802.3at
+  - name: SFP+ 1
+    type: 10gbase-x-sfpp
+    enabled: true
+    mgmt_only: false
+  - name: SFP+ 2
+    type: 10gbase-x-sfpp
+    enabled: true
+    mgmt_only: false