Fix the zlib copyright end date

See #19612

Signed-off-by: Peter Shipton <Peter_Shipton@ca.ibm.com>

Author: pshipton

LICENSE

@@ -532,7 +532,7 @@ TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 F.      zlib
-  (C) 1995-2023 Jean-loup Gailly and Mark Adler
+  (C) 1995-2024 Jean-loup Gailly and Mark Adler
 
   This software is provided 'as-is', without any express or implied
   warranty.  In no event will the authors be held liable for any damages