Minor stylistic change in the E-ACSL user manual

src/plugins/e-acsl/doc/userman/eacslgcc.tex

@@ -155,7 +155,7 @@ option that suppresses any output except errors or warnings issued by \gcc,
 \framac or \eacslgcc itself.
 
 The output of \eacslgcc can also be redirected to a specified file using the
-\texttt{-s} option.  For example, the following command will redirect all
+\texttt{-s} option.  For example, the following command redirects all
 output during instrumentation and compilation of \texttt{foo.c} to the
 file named \texttt{/tmp/log}.