Fix missing space and extra bracket.

Submitted by:  ryusuke
Approved by:   hrs (mentor)

en_US.ISO8859-1/books/handbook/cutting-edge/chapter.xml

@@ -2617,7 +2617,7 @@ Script done, &hellip;</screen>
 	<screen>&prompt.root; <userinput>diff /etc/shells /var/tmp/root/etc/shells</userinput></screen>
 
 	<para>This command will show the differences between the
-	  existing <filename>/etc/shells</filename>and the new
+	  existing <filename>/etc/shells</filename> and the new
 	  <filename>/var/tmp/root/etc/shells</filename>.  Review the
 	  differences to decide whether to merge in custom changes
 	  or to replace the existing file with the new one.</para>

en_US.ISO8859-1/books/handbook/ports/chapter.xml

@@ -1292,7 +1292,7 @@ Deinstalling ca_root_nss-3.13.5... done</screen>
 	  up-to-date Ports Collection and check <ulink
 	    url="http://vuxml.freebsd.org/"></ulink> for security
 	  issues related to your port.  If <filename
-	    role="package">ports-mgmt/portaudit</filename>) is
+	    role="package">ports-mgmt/portaudit</filename> is
 	  installed, run <command>portaudit -F</command> before
 	  installing a new port, to fetch the current vulnerabilities
 	  database.  A security audit and an update of the database