feat(planner): save accordion state (#5042)

Signed-off-by: Eduard Aksamitov <e@euaaaio.ru>

plugins/time-resources/src/components/ToDoProjectGroup.svelte

@@ -44,6 +44,7 @@
 
   let projectId: string | false
 
+  $: id = project === undefined ? groupName : `group:${groupName}_project:${project === false ? 'none' : project?._id}`
   $: icon = project
     ? project.icon === view.ids.IconWithEmoji
       ? IconWithEmoji
@@ -81,7 +82,7 @@
   }
 </script>
 
-<AccordionItem {icon} {iconProps} {title} {label} size={'medium'} isOpen nested>
+<AccordionItem {id} {icon} {iconProps} {title} {label} size={'medium'} nested>
   {#each todos as todo, index}
     <ToDoDraggable {todo} {index} {groupName} {projectId} on:drop={handleDrop}>
       <ToDoElement {todo} size={largeSize ? 'large' : 'small'} planned={mode !== 'unplanned'} />