feat: ajouter_prestation validée w3c validator et normalisee

prestations/js/ajouter_prestation.js

@@ -52,6 +52,7 @@ form.addEventListener("submit", function (e) {
 
     // Redirection
     setTimeout(() => {
-        window.location.href = "../liste_prestation/liste_prestation.html";
-    }, 1500);
+
+    window.location.href = "../html/prestation_accueil.html";
+}, 1500);
 });