Apply suggestions from code review

Co-authored-by: Henrik Tidefelt <henrikt@wolfram.com>

chapters/annotations.tex

@@ -385,13 +385,12 @@ \section{Annotations for Simulations}\label{annotations-for-simulations}
 \begin{annotationdefinition}[experiment]
 
 \begin{synopsis}
-The \fmtannotationindex{experiment} annotation has the following contents:
 \begin{lstlisting}[language=modelica]
 record experiment
   Real StartTime(unit = "s") = 0;
   Real StopTime(unit = "s");
   Real Interval(unit = "s");
-  Real Tolerance;
+  Real Tolerance(unit = "1");
 end experiment;
 \end{lstlisting}
 \end{synopsis}