Update copyright info.

Author: mvdvm

README.md

@@ -83,6 +83,6 @@ This Source Code Form is subject to the terms of the Mozilla Public
 License, v. 2.0.  If a copy of the MPL was not distributed with this  
 file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-Copyright 2024, 2025 MonetDB Foundation;  
+Copyright 2024 - present MonetDB Foundation;  
 Copyright August 2008 - 2023 MonetDB B.V.;  
 Copyright 1997 - July 2008 CWI.

license.txt

@@ -4,6 +4,6 @@ This Source Code Form is subject to the terms of the Mozilla Public
 License, v. 2.0.  If a copy of the MPL was not distributed with this
 file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-Copyright 2024, 2025 MonetDB Foundation;
+Copyright 2024 - present MonetDB Foundation;
 Copyright August 2008 - 2023 MonetDB B.V.;
 Copyright 1997 - July 2008 CWI.