Use trademark "Time-of-Use Price Plan" in `srp_energy` integration (#140350)

homeassistant/components/srp_energy/strings.json

@@ -3,10 +3,10 @@
     "step": {
       "user": {
         "data": {
-          "id": "Account Id",
+          "id": "Account ID",
           "username": "[%key:common::config_flow::data::username%]",
           "password": "[%key:common::config_flow::data::password%]",
-          "is_tou": "Is Time of Use Plan"
+          "is_tou": "Is Time-of-Use Price Plan"
         }
       }
     },