Upgrade to angular 20 (#655)

Author: nstdspace

CHANGELOG.md

@@ -1,7 +1,11 @@
 # Changelog
 All notable changes to this project will be documented in this file.
 
-[18.0.0] (2025-02-14)
+# [20.0.0] (2025-06-17)
+
+- Update to angular 20 (... closes #[655](https://github.com/vlio20/angular-datepicker/issues/655))
+
+# [19.0.0] (2025-02-14)
 
 ### Improvements
 - Update to Angular 19 ([643](https://github.com/vlio20/angular-datepicker/pull/653)) closes [#638](https://github.com/vlio20/angular-datepicker/issues/650) 

README.md

@@ -1,6 +1,6 @@
 # Date Picker  
 This is a configurable date-picker build for Angular applications.  
-Supports latest (Angular 15) version. For older versions please checkout the CHANGELOG.md file.
+Supports latest (Angular 20) version. For older versions please checkout the CHANGELOG.md file.
 
 [DEMO](https://wondrous-crostata-172891.netlify.app/)