fix: clarify the roles of stakeholders in iExec Deals within the explorer documentation

Author: akugone

src/overview/tooling-and-explorers/iexec-explorer.md

@@ -60,8 +60,14 @@ explore apps and protectedData—all in one powerful dashboard.
 
 <div class="bg-gradient-to-r from-purple-400/10 to-purple-400/5 rounded-[6px] p-6 border-l-4 border-fuchsia-700 mb-6">
   <h4 class="!mt-0 !mb-2">🏗️ Understanding iExec Architecture</h4>
-  <p class="!mb-2"><strong>Deals</strong> are the fundamental orchestration unit - each deal coordinates a set of related tasks that share resources and execution parameters.</p>
-  <p class="!mb-0">Each <strong>Task</strong> brings together three essential assets: an <strong>iApp</strong> (the confidential computation logic), a <strong>Dataset</strong> (protected data), and a <strong>Workerpool</strong> (the decentralized execution infrastructure).</p>
+  <p class="!mb-2"><strong>Deals</strong> are the fundamental orchestration unit - each deal coordinates a set of different stakeholders that share resources and execution parameters.</p>
+  <p class="!mb-0">Each <strong>Deal</strong> brings together one stakeholder and three essential assets:</p>
+  <ul class="!mb-0">
+    <li><strong>Requester</strong>: The entity requesting the computation</li>
+    <li><strong>iApp</strong>: The confidential computation logic</li>
+    <li><strong>Dataset</strong>: The data that will be processed by the iApp</li>
+    <li><strong>Workerpool</strong>: The decentralized network of workers providing computation power</li>
+  </ul>
 </div>
 
 ## 💼 Deals & Tasks {#deals-tasks}