feat: add React-Redux figure

chapters/4.application-implementation/4.2.implementation-technology-stack/4.2.2.ui-technologies/4.2.2.2.redux.tex

@@ -17,7 +17,7 @@
 %TODO: Add proper diagram
 \begin{figure}[H]
 	\centering
-	\includegraphics[width=.75\textwidth]{assets/figures/chapter-4/4.2.react-redux}
+	\includegraphics[width=.9\textwidth]{assets/figures/chapter-4/4.2.react-redux}
 	\caption{Λειτουργία του Redux σε συνδυασμό με React}
 \end{figure}