Add missing translations to ha-device-entities-card (#5908)

src/panels/config/devices/device-detail/ha-device-entities-card.ts

@@ -72,7 +72,11 @@ export class HaDeviceEntitiesCard extends LitElement {
                         class="show-more"
                         @click=${this._toggleShowDisabled}
                       >
-                        +${disabledEntities.length} disabled entities
+                        ${this.hass.localize(
+                          "ui.panel.config.devices.entities.disabled_entities",
+                          "count",
+                          disabledEntities.length
+                        )}
                       </button>
                     `
                   : html`
@@ -83,7 +87,9 @@ export class HaDeviceEntitiesCard extends LitElement {
                         class="show-more"
                         @click=${this._toggleShowDisabled}
                       >
-                        Hide disabled
+                        ${this.hass.localize(
+                          "ui.panel.config.devices.entities.hide_disabled"
+                        )}
                       </button>
                     `
                 : ""}

src/translations/en.json

@@ -1230,7 +1230,9 @@
           "entities": {
             "entities": "Entities",
             "add_entities_lovelace": "Add to Lovelace",
-            "none": "This device has no entities"
+            "none": "This device has no entities",
+            "hide_disabled": "Hide disabled",
+            "disabled_entities": "+{count} {count, plural,\n  one {disabled entity}\n  other {disabled entities}\n}"
           },
           "scripts": "Scripts",
           "scenes": "Scenes",