fix image links in readme

README.md

@@ -12,7 +12,7 @@ The MITIK project proposal is to carry out non-intrusive passive measurements to
 
 <div style="text-align:center">
 <figure>
-  <img src="https://gitlab.inria.fr/fmorlano/mitik_management/-/raw/main/Figures/architecture.png" alt="mitik_architecture"/>
+  <img src="./figures/architecture.png" alt="mitik_architecture"/>
   <figcaption>Figure 1. Functional architecture of Mitik project [4].</figcaption>
 </figure>
 </div>
@@ -56,7 +56,7 @@ Currently, the sniffer manager is configurated in a PC (Macbook Pro). We use own
 
 <center>
 <figure>
-  <img src="https://gitlab.inria.fr/fmorlano/mitik_management/-/raw/main/Figures/ansible.png" alt="ansible_architecture"/>
+  <img src="./figures/ansible.png" alt="ansible_architecture"/>
   <figcaption>Figure 2. Ansible architecture.</figcaption>
 </figure>
 </center>
@@ -93,7 +93,7 @@ Figure 3 shows the flowchart for configuring the per-technology sniffing engine.
 
 <center>
 <figure>
-  <img src="https://gitlab.inria.fr/fmorlano/mitik_management/-/raw/main/Figures/module_1_implementation.png" width="60%" height="60%" alt="module_1_implementation"/>
+  <img src="./figures/module_1_implementation.png" width="60%" height="60%" alt="module_1_implementation"/>
   <figcaption>Figure 3. Flowchart of Per-technology sniffing engine configuration.</figcaption>
 </figure>
 </center>