Use new icons

src/app/components/LogOut.svelte

@@ -1,5 +1,6 @@
 <script lang="ts">
   import {preventDefault} from "@lib/html"
+  import AltArrowLeft from "@assets/icons/alt-arrow-left.svg?dataurl"
   import Icon from "@lib/components/Icon.svelte"
   import Button from "@lib/components/Button.svelte"
   import Spinner from "@lib/components/Spinner.svelte"
@@ -32,7 +33,7 @@
   <p class="text-center">Your local database will be cleared.</p>
   <ModalFooter>
     <Button class="btn btn-link" onclick={back}>
-      <Icon icon="alt-arrow-left" />
+      <Icon icon={AltArrowLeft} />
       Go back
     </Button>
     <Button type="submit" class="btn btn-primary" disabled={loading}>