Removing the properties suggestions feature

This feature is moved directly into Philomena. This implementation is
now outdated and depends on the previous version of suggestions popup.

src/lib/extension/settings/SearchSettings.ts

@@ -1,30 +0,0 @@
-import CacheableSettings from "$lib/extension/base/CacheableSettings";
-
-export type SuggestionsPosition = "start" | "end";
-
-interface SearchSettingsFields {
-  suggestProperties: boolean;
-  suggestPropertiesPosition: SuggestionsPosition;
-}
-
-export default class SearchSettings extends CacheableSettings<SearchSettingsFields> {
-  constructor() {
-    super("search");
-  }
-
-  async resolvePropertiesSuggestionsEnabled() {
-    return this._resolveSetting("suggestProperties", false);
-  }
-
-  async resolvePropertiesSuggestionsPosition() {
-    return this._resolveSetting("suggestPropertiesPosition", "start");
-  }
-
-  async setPropertiesSuggestions(isEnabled: boolean) {
-    return this._writeSetting("suggestProperties", isEnabled);
-  }
-
-  async setPropertiesSuggestionsPosition(position: "start" | "end") {
-    return this._writeSetting("suggestPropertiesPosition", position);
-  }
-}