Bring back the sapper-noscroll attribute

Window scroll is now been triggered manually during the page transition and not automatically by Sapper

src/atoms/Button.svelte

@@ -2,6 +2,7 @@
     export let href = '#'
     export let type = 'a'
     export let text = ''
+    export let noScroll = undefined
 </script>
 
 {#if type === 'button'}
@@ -13,7 +14,7 @@
 </button>
 
 {:else}
-<a {href} class={$$props.class ? $$props.class : 'button'} on:click>
+<a {href} class={$$props.class ? $$props.class : 'button'} on:click sapper-noscroll={noScroll}>
     <slot></slot>
     <div class="text" data-text={text}>
         <span>{text}</span>