Update sample30_errornumber.c

Author: AUDIY

src/sample30_errornumber.c

@@ -1,7 +1,7 @@
 /* sample30_errornumber.c */
 
 /*
-** Copyright (C) 2025 AUDIY.
+** Copyright (C) 2025 - 2026 AUDIY.
 **
 ** All rights reserved.
 **
@@ -46,4 +46,4 @@ int main(void) {
     }
 
     return 0;
-}
+}