Fix trivial docs typo (missing ")").

Backport of r1333173 from trunk resp.
r1333176 from tc7 resp. 1333177 from tc6.


git-svn-id: https://svn.apache.org/repos/asf/tomcat/tc5.5.x/trunk@1333179 13f79535-47bb-0310-9956-ffa450edef68
1 file changed