Remove length attributes form DOM after initialising Cleave

dj_cleavejs/static/dj_cleave.js

@@ -4,4 +4,6 @@ document.querySelectorAll("[data-dj-cleavejs]").forEach(function(element) {
     let cleave_options = JSON.parse(element.getAttribute("data-dj-cleavejs"));
     // Pass options verbatim to Cleave constructor
     new Cleave(element, cleave_options);
+    // Remove lengthy attribute from DOM
+    element.removeAttribute("data-dj-cleavejs");
 });