fix(web): more language selector nits (#10271)

* fix: always sort development lang to bottom of list

* fix: clear search query in languages when box is clicked

web/src/lib/components/shared-components/combobox.svelte

@@ -60,6 +60,7 @@
   const activate = () => {
     isActive = true;
     input?.select();
+    searchQuery = '';
     openDropdown();
   };