Fix typos in sample chapter.

chapters/01_introduction.tex

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+\chapter{Introduction}\label{chapter:introduction}
+
+\section{Section}
+Citation test~\parencite{latex}.
+
+\subsection{Subsection}
+See~\autoref{fig:sample}.
+
+\begin{figure}[htpb]
+  \centering
+  \includegraphics{logos/tum}
+  \caption[Example figure]{An example for a figure.}\label{fig:sample}
+\end{figure}
+
+\section{Section}
+
+See~\autoref{tab:sample}, \autoref{fig:sample-drawing}, \autoref{fig:sample-plot}, \autoref{fig:sample-listing}.
+
+\begin{table}[htpb]
+  \caption[Example table]{An example for a simple table.}\label{tab:sample}
+  \centering
+  \begin{tabular}{l l l l}
+    \toprule
+      A & B & C & D \\
+    \midrule
+      1 & 2 & 1 & 2 \\
+      2 & 3 & 2 & 3 \\
+    \bottomrule
+  \end{tabular}
+\end{table}
+
+\begin{figure}[htpb]
+  \centering
+  % This should probably go into a file in figures/
+  \begin{tikzpicture}[node distance=3cm]
+    \node (R0) {$R_1$};
+    \node (R1) [right of=R0] {$R_2$};
+    \node (R2) [below of=R1] {$R_4$};
+    \node (R3) [below of=R0] {$R_3$};
+    \node (R4) [right of=R1] {$R_5$};
+
+    \path[every node]
+      (R0) edge (R1)
+      (R0) edge (R3)
+      (R3) edge (R2)
+      (R2) edge (R1)
+      (R1) edge (R4);
+  \end{tikzpicture}
+  \caption[Example drawing]{An example for a simple drawing.}\label{fig:sample-drawing}
+\end{figure}
+
+\begin{figure}[htpb]
+  \centering
+
+  \pgfplotstableset{col sep=&, row sep=\\}
+  % This should probably go into a file in data/
+  \pgfplotstableread{
+    a & b    \\
+    1 & 1000 \\
+    2 & 1500 \\
+    3 & 1600 \\
+  }\exampleA
+  \pgfplotstableread{
+    a & b    \\
+    1 & 1200 \\
+    2 & 800 \\
+    3 & 1400 \\
+  }\exampleB
+  % This should probably go into a file in figures/
+  \begin{tikzpicture}
+    \begin{axis}[
+        ymin=0,
+        legend style={legend pos=south east},
+        grid,
+        thick,
+        ylabel=Y,
+        xlabel=X
+      ]
+      \addplot table[x=a, y=b]{\exampleA};
+      \addlegendentry{Example A};
+      \addplot table[x=a, y=b]{\exampleB};
+      \addlegendentry{Example B};
+    \end{axis}
+  \end{tikzpicture}
+  \caption[Example plot]{An example for a simple plot.}\label{fig:sample-plot}
+\end{figure}
+
+\begin{figure}[htpb]
+  \centering
+  \begin{tabular}{c}
+  \begin{lstlisting}[language=SQL]
+    SELECT * FROM tbl WHERE tbl.str = "str"
+  \end{lstlisting}
+  \end{tabular}
+  \caption[Example listing]{An example for a source code listing.}\label{fig:sample-listing}
+\end{figure}