Set document to public, bump version to 2.9_pre7

The public review of this document has been approved by the
System Software Workgroup. Adjust document accordingly.

Signed-off-by: Klaus Heinrich Kiwi <klaus@linux.vnet.ibm.com>

LoPAR/bk_main.xml

@@ -41,7 +41,7 @@
       <holder>OpenPOWER Foundation</holder>
     </copyright>
     <!-- TODO: Set the correct document releaseinfo -->
-    <releaseinfo>Revision 2.9_pre6</releaseinfo>
+    <releaseinfo>Revision 2.9_pre7</releaseinfo>
     <productname>OpenPOWER</productname>
     <pubdate/>
 
@@ -77,6 +77,20 @@
 
     <revhistory>
       <!-- TODO: Update as new revisions created -->
+      <revision>
+        <date>2020-06-11</date>
+        <revdescription>
+          <itemizedlist spacing="compact">
+            <listitem>
+              <para>Revision 2.9_pre7:
+                <itemizedlist spacing="compact">
+                  <listitem><para>First public review, remove Confidential markings</para></listitem>
+                </itemizedlist>
+              </para>
+            </listitem>
+          </itemizedlist>
+        </revdescription>
+      </revision>
       <revision>
         <date>2020-04-20</date>
         <revdescription>

LoPAR/pom.xml

@@ -118,7 +118,7 @@
                                                                 other Foundation members or the public
 
                                        The appropriate starting security for a new document is "workgroupConfidential". -->
-                            <security>workgroupConfidential</security>
+                            <security>public</security>
                             <!-- security>foundationConfidential</security -->
                             <!-- security>public</security -->