README: Update the SELinux mailing list location

Signed-off-by: Stephen Smalley <sds@tycho.nsa.gov>
diff --git a/README b/README
index 174551a..1c009b0 100644
--- a/README
+++ b/README
@@ -1,5 +1,6 @@
-Please submit all bug reports and patches to selinux@tycho.nsa.gov.
-Subscribe via selinux-join@tycho.nsa.gov.
+Please submit all bug reports and patches to selinux@vger.kernel.org.
+Subscribe by sending "subscribe selinux" in the body of an email
+to majordomo@vger.kernel.org.
 
 Build dependencies on Fedora:
 yum install audit-libs-devel bison bzip2-devel dbus-devel dbus-glib-devel flex flex-devel flex-static glib2-devel libcap-devel libcap-ng-devel pam-devel pcre-devel python-devel setools-devel swig xmlto redhat-rpm-config