Remove unmaintained translation files (#165)

Author: farmio

src/localize/languages/ca.json

@@ -1,33 +1,13 @@
 import IntlMessageFormat from "intl-messageformat";
 import { HomeAssistant } from "@ha/types";
-import * as en from "./languages/en.json";
-import * as ca from "./languages/ca.json";
-import * as cs from "./languages/cs.json";
-import * as es from "./languages/es.json";
-import * as et from "./languages/et.json";
-import * as fr from "./languages/fr.json";
-import * as it from "./languages/it.json";
-import * as nl from "./languages/nl.json";
-import * as sk from "./languages/sk.json";
-import * as sv from "./languages/sv.json";
 import * as de from "./languages/de.json";
-import * as ru from "./languages/ru.json";
+import * as en from "./languages/en.json";
 
 import { KNXLogger } from "../tools/knx-logger";
 
 const languages = {
-  ca,
-  cs,
-  en,
-  et,
-  es,
-  fr,
-  it,
-  nl,
-  sk,
-  sv,
   de,
-  ru,
+  en,
 };
 const DEFAULT_LANGUAGE = "en";
 const logger = new KNXLogger("localize");