ccdconfig: Move VCS tags to be more consistent with our style.

Update a now-bogus SPDX tag while here.

sbin/ccdconfig/ccdconfig.8

@@ -1,5 +1,3 @@
-.\"	$NetBSD: ccdconfig.8,v 1.4 1996/02/28 01:01:17 thorpej Exp $
-.\"
 .\" Copyright (c) 1996 The NetBSD Foundation, Inc.
 .\" All rights reserved.
 .\"
@@ -27,6 +25,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
+.\" $NetBSD: ccdconfig.8,v 1.4 1996/02/28 01:01:17 thorpej Exp $
 .\" $FreeBSD$
 .\"
 .Dd October 3, 2016

sbin/ccdconfig/ccdconfig.c

@@ -1,7 +1,5 @@
-/*	$NetBSD: ccdconfig.c,v 1.6 1996/05/16 07:11:18 thorpej Exp $	*/
-
 /*-
- * SPDX-License-Identifier: BSD-4-Clause
+ * SPDX-License-Identifier: BSD-2-Clause
  *
  * Copyright (c) 2003 Poul-Henning Kamp
  * Copyright (c) 1996 The NetBSD Foundation, Inc.
@@ -30,6 +28,8 @@
  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * NetBSD: ccdconfig.c,v 1.6 1996/05/16 07:11:18 thorpej Exp $
  */
 
 #include <sys/cdefs.h>

sbin/ccdconfig/pathnames.h

@@ -1,5 +1,3 @@
-/*	$NetBSD: pathnames.h,v 1.4 2008/04/28 20:23:07 martin Exp $	*/
-
 /*-
  * SPDX-License-Identifier: BSD-2-Clause-NetBSD
  *
@@ -30,6 +28,7 @@
  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  *
+ * $NetBSD: pathnames.h,v 1.4 2008/04/28 20:23:07 martin Exp $
  * $FreeBSD$
  */