fix matlab agent path

Author: marcomelloni

.github/workflows/matlab-agent-tests.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     defaults:
       run:
-        working-directory: agent/matlab # directory del progetto Poetry
+        working-directory: agents/matlab # directory del progetto Poetry
 
     steps:
       - name: Checkout repository