refactor(injectionToken): to TRANSLATE_CONFIG

[rbalet]

Description

Refactor the following

export const ISOLATE_TRANSLATE_SERVICE = new InjectionToken<string>("ISOLATE_TRANSLATE_SERVICE");
export const USE_DEFAULT_LANG = new InjectionToken<boolean>("USE_DEFAULT_LANG");
export const DEFAULT_LANGUAGE = new InjectionToken<Language>("DEFAULT_LANGUAGE");
export const USE_EXTEND = new InjectionToken<boolean>("USE_EXTEND");

Into one unique injectionToken

export const TRANSLATE_CONFIG = new InjectionToken<{
  defaultLanguage?: Language;
  extend: boolean;
  isolate: boolean;
  useDefaultLang: boolean;
}>("TRANSLATE_CONFIG");