Pracht: add connector to template (#5865)

templates/definition/charger/etrel-duo.yaml

@@ -11,7 +11,6 @@ requirements:
     en: The charger must be switched to "Power" charging mode.
 params:
   - name: connector
-    default: 1
   - name: host
     required: true
   - name: port

templates/definition/charger/pracht-alpha.yaml

@@ -11,6 +11,8 @@ params:
     baudrate: 9600
     comset: 8N1
     id: 1
+  - name: connector
 render: |
   type: pracht-alpha
   {{- include "modbus" . }}
+  connector: {{ .connector }}

templates/docs/charger/pracht-alpha_0.yaml

@@ -25,3 +25,4 @@ render:
       id: 1
       host: 192.0.2.2 # Hostname
       port: 502 # Port
+      connector: 1 # Optional