formatting (#2452)

* Create PowerSwitch-S4112F-on.yaml

* fixed formatting error

* fixed eth interface to sfp interface

device-types/Dell/PowerSwitch-S4112F-on.yaml

@@ -0,0 +1,50 @@
+---
+manufacturer: Dell
+model: PowerSwitch S4112F-ON
+slug: dell-powerswitch-s4112f-on
+part_number: S4112F-ON
+u_height: 1
+is_full_depth: true
+comments: '[dell-networking-s4100-series-spec-sheet.pdf](https://www.delltechnologies.com/asset/en-us/products/networking/technical-support/dell-networking-s4100-series-spec-sheet.pdf)'
+console-ports:
+  - name: Console
+    type: rj-45
+power-ports:
+  - name: PS1
+    type: iec-60320-c14
+  - name: PS2
+    type: iec-60320-c14
+interfaces:
+  - name: Ethernet 1/1/1
+    type: 10gbase-x-sfpp
+  - name: Ethernet 1/1/2
+    type: 10gbase-x-sfpp
+  - name: Ethernet 1/1/3
+    type: 10gbase-x-sfpp
+  - name: Ethernet 1/1/4
+    type: 10gbase-x-sfpp
+  - name: Ethernet 1/1/5
+    type: 10gbase-x-sfpp
+  - name: Ethernet 1/1/6
+    type: 10gbase-x-sfpp
+  - name: Ethernet 1/1/7
+    type: 10gbase-x-sfpp
+  - name: Ethernet 1/1/8
+    type: 10gbase-x-sfpp
+  - name: Ethernet 1/1/9
+    type: 10gbase-x-sfpp
+  - name: Ethernet 1/1/10
+    type: 10gbase-x-sfpp
+  - name: Ethernet 1/1/11
+    type: 10gbase-x-sfpp
+  - name: Ethernet 1/1/12
+    type: 10gbase-x-sfpp
+  - name: Ethernet 1/1/13
+    type: 100gbase-x-qsfp28
+  - name: Ethernet 1/1/14
+    type: 100gbase-x-qsfp28
+  - name: Ethernet 1/1/15
+    type: 100gbase-x-qsfp28
+  - name: Management 1/1/1
+    type: 1000base-t
+    mgmt_only: true