fix: fix figures paths for linux

chapters/2.theoretical-background/2.1.hash-functions.tex

@@ -4,7 +4,7 @@
 
 \begin{figure}[H]
 	\centering
-	\includegraphics[width=15cm]{hash-functions-1.png}
+	\includegraphics[width=15cm]{assets/figures/hash-functions-1.png}
 	\caption{Λειτουργία συνάρτησης κατακερματισμού}
 \end{figure}
 
@@ -19,7 +19,7 @@
 
 \begin{figure}[H]
 	\centering
-	\includegraphics[width=15cm]{hash-functions-2.png}
+	\includegraphics[width=15cm]{assets/figures/hash-functions-2.png}
 	\caption{Παράδειγμα λειτουργίας συνάρτησης κατακερματισμού}
 \end{figure}
 

chapters/2.theoretical-background/2.3.merkle-trees.tex

@@ -6,7 +6,7 @@
 
 \begin{figure}[H]
 	\centering
-	\includegraphics[width=15cm]{merkle-tree.png}
+	\includegraphics[width=15cm]{assets/figures/merkle-tree.png}
 	\caption{Παράδειγμα δυαδικού δένδρου Merkle}
 \end{figure}
 

thesis.tex

@@ -9,9 +9,6 @@
 % Paper size and margins
 \geometry{a4paper, top=2.5cm, bottom=2.5cm, left=2.2cm,right=2.2cm}
 
-%TODO: check if it works or remove
-\graphicspath{{assets/figures}}
-
 \input{title-page}
 
 % Avoid reset of footnote counter through chapters