fix latex build error

Signed-off-by: Thomas Naughton <[email protected]>

Chap_API_Tools.tex

@@ -772,7 +772,7 @@ \subsection{IO Forwarding attributes}
 }
 %
 \declareAttributeNEW{PMIX_IOF_FILE_PATTERN}{"pmix.iof.fpt"}{bool}{
-Specified output file is to be treated as a pattern and not automatically annotated by nspace, rank, or other parameters. The pattern can use \code{%n} for the namespace, and \code{%r} for the rank wherever those quantities are to be placed. The resulting filename will be appended with ".out" for the \code{stdout} stream and ".err" for the \code{stderr} stream. If \refattr{PMIX_IOF_MERGE_STDERR_STDOUT} was given, then only the \code{stdout} file will be created and both streams will be written into it.
+Specified output file is to be treated as a pattern and not automatically annotated by nspace, rank, or other parameters. The pattern can use \code{\%n} for the namespace, and \code{\%r} for the rank wherever those quantities are to be placed. The resulting filename will be appended with ".out" for the \code{stdout} stream and ".err" for the \code{stderr} stream. If \refattr{PMIX_IOF_MERGE_STDERR_STDOUT} was given, then only the \code{stdout} file will be created and both streams will be written into it.
 }
 %
 \declareAttributeNEW{PMIX_IOF_FILE_ONLY}{"pmix.iof.fonly"}{bool}{