checkpolicy,libselinux,libsepol,policycoreutils: Update my email address

Update my email address since epoch.ncsc.mil no longer exists.

Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>
diff --git a/checkpolicy/checkmodule.8 b/checkpolicy/checkmodule.8
index ee95882..cf76591 100644
--- a/checkpolicy/checkmodule.8
+++ b/checkpolicy/checkmodule.8
@@ -64,4 +64,4 @@
 This manual page was copied from the checkpolicy man page 
 written by Arpad Magosanyi <mag@bunuel.tii.matav.hu>, 
 and edited by Dan Walsh <dwalsh@redhat.com>.
-The program was written by Stephen Smalley <sds@epoch.ncsc.mil>.
+The program was written by Stephen Smalley <sds@tycho.nsa.gov>.