[monitoring-plugins] check_dhcp: Update copyright

[RincewindsHat]

 Module: monitoring-plugins
 Branch: master
 Commit: a0e2266c7554fae2ac62f4b57d4b987f339a11cb
 Author: RincewindsHat <12514511+RincewindsHat at users.noreply.github.com>
   Date: Tue Oct 15 16:01:27 2024 +0200
    URL: https://www.monitoring-plugins.org/repositories/monitoring-plugins/commit/?id=a0e2266

check_dhcp: Update copyright

---

 plugins-root/check_dhcp.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/plugins-root/check_dhcp.c b/plugins-root/check_dhcp.c
index 4f50a5c..657ddc1 100644
--- a/plugins-root/check_dhcp.c
+++ b/plugins-root/check_dhcp.c
@@ -4,7 +4,7 @@
  *
  * License: GPL
  * Copyright (c) 2001-2004 Ethan Galstad (nagios at nagios.org)
- * Copyright (c) 2001-2007 Monitoring Plugins Development Team
+ * Copyright (c) 2001-2023 Monitoring Plugins Development Team
  *
  * Description:
  *
@@ -34,7 +34,7 @@
  *****************************************************************************/
 
 const char *progname = "check_dhcp";
-const char *copyright = "2001-2023";
+const char *copyright = "2001-2024";
 const char *email = "devel at monitoring-plugins.org";
 
 #include "common.h"