locale: fix locale override persisting even when not explicitly set

quickshell/Common/SettingsData.qml

@@ -149,7 +149,6 @@ Singleton {
     property int mangoLayoutRadiusOverride: -1
     property int mangoLayoutBorderSize: -1
 
-    property string locale: ""
     property bool use24HourClock: true
     property bool showSeconds: false
     property bool padHours12Hour: false
@@ -1131,10 +1130,6 @@ Singleton {
         Quickshell.execDetached(["sh", "-lc", script]);
     }
 
-    function updateLocale() {
-        I18n.useLocale(locale, locale.startsWith("en") ? "" : I18n.folder + "/" + locale + ".json");
-    }
-
     readonly property var _hooks: ({
             "applyStoredTheme": applyStoredTheme,
             "regenSystemThemes": regenSystemThemes,
@@ -1142,7 +1137,6 @@ Singleton {
             "applyStoredIconTheme": applyStoredIconTheme,
             "updateBarConfigs": updateBarConfigs,
             "updateCompositorCursor": updateCompositorCursor,
-            "updateLocale": updateLocale,
         })
 
     function set(key, value) {
@@ -2646,7 +2640,6 @@ Singleton {
                 _hasLoaded = true;
                 applyStoredTheme();
                 updateCompositorCursor();
-                updateLocale();
             } catch (e) {
                 _parseError = true;
                 const msg = e.message;