Change which category is displayed when the category dropdown is changed

on the analyze page.   Finishes #182277818

app/javascript/controllers/analyze_controller.js

@@ -0,0 +1,9 @@
+import { Controller } from "@hotwired/stimulus"
+
+// Connects to data-controller="analyze"
+export default class extends Controller {
+  connect() { }
+  change_category(event) {
+        window.location = event.target.value
+  }
+}