Add Power Limit select to Solar inverter GTB Series (DPS 102) (#5166)

* Add Power Limit select to Solar inverter GTB Series (DPS 102)

* Lowercase second word in entity name (HA naming convention)

custom_components/tuya_local/devices/solar_inverter_gtb_series.yaml

@@ -145,3 +145,21 @@ entities:
         type: boolean
         name: switch
         optional: true
+  - entity: select
+    name: Power limit
+    category: config
+    dps:
+      - id: 102
+        type: string
+        name: option
+        mapping:
+          - dps_val: "5"
+            value: "5%"
+          - dps_val: "25"
+            value: "25%"
+          - dps_val: "50"
+            value: "50%"
+          - dps_val: "75"
+            value: "75%"
+          - dps_val: "100"
+            value: "100%"