board/BuR/common: use strlcpy instead of strncpy

Now strlcpy is used to copy the defip string to the corresponding
environment variable. This preserves memory for the NULL termination.

Signed-off-by: Bernhard Messerklinger <bernhard.messerklinger@br-automation.com>
Link: https://lore.kernel.org/r/20250404072819.69642-2-bernhard.messerklinger@br-automation.com
Signed-off-by: Michal Simek <michal.simek@amd.com>
diff --git a/board/BuR/common/common.c b/board/BuR/common/common.c
index 7fb6173..3513f43 100644
--- a/board/BuR/common/common.c
+++ b/board/BuR/common/common.c
@@ -68,7 +68,7 @@
 			 "if test -r ${ipaddr}; then; else setenv ipaddr 192.168.60.%d; setenv serverip 192.168.60.254; setenv gatewayip 192.168.60.254; setenv netmask 255.255.255.0; fi;",
 			 u8buf);
 	else
-		strncpy(defip,
+		strlcpy(defip,
 			"if test -r ${ipaddr}; then; else setenv ipaddr 192.168.60.1; setenv serverip 192.168.60.254; setenv gatewayip 192.168.60.254; setenv netmask 255.255.255.0; fi;",
 			sizeof(defip));