fix: better grammar

slides/creators/A_First_Workflow_condensed.tex

@@ -470,7 +470,7 @@ \subsection{A first Step or ``Rule''}
         "samtools index {input}"
   \end{lstlisting}
   \begin{hint}[Note]
-  	You will find this code in the next cloze text. It is not worth proceeding without the next step.
+  	You will find this code in the next cloze text. It is not worth editing without the next step, yet.
   \end{hint}
 \end{frame}