[PTRun]UI for turning on Pinyin on Settings (#24293)

* Conflict resolving Part 1

* Conflict resolving Part 2

* Conflict resolving Part 3

* Conflict resolving part 4

* fix usepinyin

* Add test and fix setting

* Fix whitespace

* Fix prefix name

* Add mention that it doesn't work for every plugin

src/settings-ui/Settings.UI.Library/PowerLauncherProperties.cs

@@ -72,6 +72,9 @@ namespace Microsoft.PowerToys.Settings.UI.Library
         [JsonPropertyName("search_wait_for_slow_results")]
         public bool SearchWaitForSlowResults { get; set; }
 
+        [JsonPropertyName("use_pinyin")]
+        public bool UsePinyin { get; set; }
+
         [JsonPropertyName("generate_thumbnails_from_files")]
         public bool GenerateThumbnailsFromFiles { get; set; }
 
@@ -103,6 +106,7 @@ namespace Microsoft.PowerToys.Settings.UI.Library
             SearchQueryTuningEnabled = false;
             SearchWaitForSlowResults = false;
             GenerateThumbnailsFromFiles = true;
+            UsePinyin = false;
         }
     }
 }