adding oci_database_database resource to the resources list

Author: afedorch

website/oci.erb

@@ -867,6 +867,9 @@
                         <li>
                             <a href="/docs/providers/oci/r/database_data_guard_association.html">oci_database_data_guard_association</a>
                         </li>
+                        <li>
+                            <a href="/docs/providers/oci/r/database_database.html">oci_database_database</a>
+                        </li>
                         <li>
                             <a href="/docs/providers/oci/r/database_db_home.html">oci_database_db_home</a>
                         </li>