libata doc: "error : unterminated entity reference exceptions"

  Fix libata.tmpl to not generate "error : unterminated entity
reference  exceptions" errors anymore when running "make htmldocs".
Signed-off-by: NRobert P. J. Day <rpjday@mindspring.com>
Signed-off-by: NJeff Garzik <jeff@garzik.org>

Documentation/DocBook/libata.tmpl

@@ -883,7 +883,7 @@ and other resources, etc.
   </chapter>
 
   <chapter id="ataExceptions">
-     <title>ATA errors &amp; exceptions</title>
+     <title>ATA errors and exceptions</title>
 
   <para>
   This chapter tries to identify what error/exception conditions exist