static getUniqueDependencies() {
      if (!uniqueDependenciesCache.has(this)) {
        const filtered = this.dependencies.filter((dep, index, deps) => deps.indexOf(dep) === index);
        uniqueDependenciesCache.set(this, filtered);
      }
      return uniqueDependenciesCache.get(this) || [];
    }
Returns a list of the unique dependencies for this UI5 Web Component

@public