Update bounding rects when fonts have loaded in

This fixes the issue with everything shifting slightly once they load,
invalidating all the bounding rects until they are next updated

src/components/layout/Sticky.vue

@@ -29,6 +29,7 @@ function updateTop() {
 }
 
 nextTick(updateTop);
+document.fonts.ready.then(updateTop);
 
 onMounted(() => {
     const el = element.value?.parentElement;

src/features/links/Links.vue

@@ -50,6 +50,7 @@ function updateNodes() {
         });
     }
 }
+document.fonts.ready.then(updateNodes);
 
 const validLinks = computed(() => {
     const n = nodes.value;