create C8500L-8S4X and PWR-CH1-400WAC (#1438)

* C9500-12Q

* add weight and airflow

* added module-bays

* Create PWR-C4-950WAC-R.yaml

* create PWR-CH1-400WAC

* create C8500L-8S4X

device-types/Cisco/C8500L-8S4X.yaml

+---
+manufacturer: Cisco
+model: Catalyst 8500L-8S4X
+slug: cisco-c8500l-8s4x
+part_number: C8500L-8S4X
+u_height: 1
+weight: 7.71
+weight_unit: kg
+airflow: front-to-rear
+is_full_depth: true
+comments: '[Cisco Catalyst 8500 Series Edge Platforms Data Sheet](https://www.cisco.com/c/en/us/products/collateral/routers/catalyst-8500-series-edge-platforms/datasheet-c78-744089.html)'
+console-ports:
+  - name: con 0
+    type: rj-45
+  - name: usb
+    type: usb-mini-b
+interfaces:
+  - name: GigabitEthernet0
+    type: 1000base-t
+    mgmt_only: true
+  - name: GigabitEthernet0/0/0
+    type: 1000base-t
+  - name: GigabitEthernet0/0/1
+    type: 1000base-t
+  - name: GigabitEthernet0/0/2
+    type: 1000base-t
+  - name: GigabitEthernet0/0/3
+    type: 1000base-t
+  - name: GigabitEthernet0/0/4
+    type: 1000base-t
+  - name: GigabitEthernet0/0/5
+    type: 1000base-t
+  - name: GigabitEthernet0/0/6
+    type: 1000base-t
+  - name: GigabitEthernet0/0/7
+    type: 1000base-t
+  - name: TenGigabitEthernet0/1/0
+    type: 10gbase-x-sfpp
+  - name: TenGigabitEthernet0/1/1
+    type: 10gbase-x-sfpp
+  - name: TenGigabitEthernet0/1/2
+    type: 10gbase-x-sfpp
+  - name: TenGigabitEthernet0/1/3
+    type: 10gbase-x-sfpp
+module-bays:
+  - name: Power Supply Module 1
+    label: PS1
+    position: '1'
+  - name: Power Supply Module 2
+    label: PS2
+    position: '2'

module-types/Cisco/PWR-CH1-400WAC.yaml

+---
+manufacturer: Cisco
+model: PWR-CH1-400WAC
+part_number: PWR-CH1-400WAC.yaml
+power-ports:
+  - name: PSU{module}
+    type: iec-60320-c14
+    maximum_draw: 424