Migrate to luxon. Fixes wrong weekday to date bug as well.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@tp/tp-date-picker",
-  "version": "2.3.0",
+  "version": "3.0.0",
   "description": "",
   "main": "tp-date-picker.js",
   "scripts": {
@@ -13,8 +13,7 @@
   "author": "trading_peter",
   "license": "Apache-2.0",
   "dependencies": {
-    "@date-fns/utc": "^2.1.0",
-    "date-fns": "^4.0.0",
+    "luxon": "^3.6.1",
     "lit": "^2.2.0"
   }
 }