feat: edit relative reminders (#3248)

Reviewed-on: https://kolaente.dev/vikunja/frontend/pulls/3248

src/components/misc/popup.vue

@@ -8,7 +8,7 @@
 		}"
 		ref="popup"
 	>
-		<slot name="content" :isOpen="open"/>
+		<slot name="content" :isOpen="open" :toggle="toggle"/>
 	</div>
 </template>
 
@@ -23,11 +23,14 @@ const props = defineProps({
 	},
 })
 
+const emit = defineEmits(['close'])
+
 const open = ref(false)
 const popup = ref<HTMLElement | null>(null)
 
 function close() {
 	open.value = false
+	emit('close')
 }
 
 function toggle() {