Update dependencies

svelte/src/util/Expandable.svelte

@@ -28,7 +28,15 @@ export let highlight = false
 </script>
 
 <div class="expandable">
-	<div class="header" class:click_expand class:highlight on:click={header_click} on:keypress={keypress}>
+	<div
+		class="header"
+		class:click_expand
+		class:highlight
+		role="button"
+		tabindex="0"
+		on:click={header_click}
+		on:keypress={keypress}
+	>
 		<div class="title">
 			<slot name="header"></slot>
 		</div>

svelte/src/util/Modal.svelte

@@ -49,8 +49,17 @@ const keydown = e => {
 <svelte:window on:keydown={keydown}/>
 
 {#if visible}
-	<div class="background" use:load_bg on:click={hide} transition:fade={{duration: 200}} on:keydown={keydown}>
+	<!-- svelte-ignore a11y-no-noninteractive-element-interactions -->
+	<div
+		class="background"
+		use:load_bg
+		on:click={hide}
+		transition:fade={{duration: 200}}
+		on:keydown={keydown}
+		role="dialog"
+	>
 		<div class="top_padding"></div>
+		<!-- svelte-ignore a11y-no-noninteractive-element-interactions -->
 		<div
 			class="window"
 			class:small_radius={form !== ""}