Update the 12.1-RELEASE schedule and releng index page to reflect the

releng/12.1 branch has been handed over to so@.

Approved by:	re (implicit)
Sponsored by:	Rubicon Communications, LLC (netgate.com)

en_US.ISO8859-1/htdocs/releases/12.1R/schedule.xml

@@ -130,7 +130,7 @@
       <tr>
 	<td>Turn over to the secteam</td>
 	<td>-</td>
-	<td>-</td>
+	<td>11&nbsp;November&nbsp;2019</td>
 	<td>&local.branch.releng; branch is handed over to the
 	  &os;&nbsp;Security Officer Team in one or two weeks after
 	  the announcement.</td>

en_US.ISO8859-1/htdocs/releng/index.xml

@@ -99,7 +99,7 @@
     <tr>
       <td><tt>releng/12.1</tt></td>
       <td>Frozen</td>
-      <td>&contact.re;</td>
+      <td>&contact.so;</td>
       <td>FreeBSD 12.1 supported errata fix branch.</td>
     </tr>