Updated the files.

my-app/node_modules/@angular/common/locales/global/ko.js

@@ -0,0 +1,22 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+// THIS CODE IS GENERATED - DO NOT MODIFY.
+  (function(global) {
+    global.ng ??= {};
+    global.ng.common ??= {};
+    global.ng.common.locales ??= {};
+    const u = undefined;
+    function plural(val) {
+const n = val;
+
+return 5;
+}
+    global.ng.common.locales['ko'] = ["ko",[["AM","PM"],u,["오전","오후"]],u,[["일","월","화","수","목","금","토"],u,["일요일","월요일","화요일","수요일","목요일","금요일","토요일"],["일","월","화","수","목","금","토"]],u,[["1월","2월","3월","4월","5월","6월","7월","8월","9월","10월","11월","12월"],u,u],u,[["BC","AD"],u,["기원전","서기"]],0,[6,0],["yy. M. d.","y. M. d.","y년 M월 d일","y년 M월 d일 EEEE"],["a h:mm","a h:mm:ss","a h시 m분 s초 z","a h시 m분 s초 zzzz"],["{1} {0}",u,u,u],[".",",",";","%","+","-","E","×","‰","∞","NaN",":"],["#,##0.###","#,##0%","¤#,##0.00","#E0"],"KRW","₩","대한민국 원",{"AUD":["AU$","$"],"BYN":[u,"р."],"JPY":["JP¥","¥"],"PHP":[u,"₱"],"RON":[u,"L"],"TWD":["NT$"],"USD":["US$","$"]},"ltr", plural, [[["자정","정오","새벽","오전","오후","저녁","밤"],u,u],u,["00:00","12:00",["03:00","06:00"],["06:00","12:00"],["12:00","18:00"],["18:00","21:00"],["21:00","03:00"]]]];
+  })(globalThis);
+