misc: Update the copyrights for the ps and top sources

This patch just follows Craig's lead for the remaining
ps and top program files and associated man documents.

Signed-off-by: Jim Warner <james.warner@comcast.net>

src/top/top.c

@@ -1,6 +1,6 @@
 /* top.c - Source file:         show Linux processes */
 /*
- * Copyright (c) 2002-2022, by: Jim Warner <james.warner@comcast.net
+ * Copyright © 2002-2023 Jim Warner <james.warner@comcast.net
  *
  * This file may be used subject to the terms and conditions of the
  * GNU Library General Public License Version 2, or any later version

src/top/top.h

@@ -1,6 +1,6 @@
 /* top.h - Header file:         show Linux processes */
 /*
- * Copyright (c) 2002-2022, by: Jim Warner <james.warner@comcast.net
+ * Copyright © 2002-2023 Jim Warner <james.warner@comcast.net
  *
  * This file may be used subject to the terms and conditions of the
  * GNU Library General Public License Version 2, or any later version

src/top/top_nls.c

@@ -1,6 +1,6 @@
 /* top_nls.c - provide the basis for future nls translations */
 /*
- * Copyright (c) 2011-2022, by: Jim Warner <james.warner@comcast.net
+ * Copyright © 2011-2023 Jim Warner <james.warner@comcast.net
  *
  * This file may be used subject to the terms and conditions of the
  * GNU Library General Public License Version 2, or any later version

src/top/top_nls.h

@@ -1,6 +1,6 @@
 /* top_nls.h - provide the basis for future nls translations */
 /*
- * Copyright (c) 2011-2022, by: Jim Warner <james.warner@comcast.net
+ * Copyright © 2011-2023 Jim Warner <james.warner@comcast.net
  *
  * This file may be used subject to the terms and conditions of the
  * GNU Library General Public License Version 2, or any later version