docs: update demo pages to reflect latest changes

Author: rodrigodagostino

src/routes/+layout.svelte

@@ -486,7 +486,7 @@
 		}
 	}
 
-	:global(.ssl-list[data-has-locked-axis='true']) {
+	:global(.ssl-root[data-has-locked-axis='true']) {
 		position: relative;
 
 		&::after {
@@ -540,7 +540,7 @@
 		}
 	}
 
-	:global(.ssl-list[data-has-boundaries='true']) {
+	:global(.ssl-root[data-has-boundaries='true']) {
 		position: relative;
 
 		&::after {

src/routes/with-wrapping/+page.svelte

@@ -47,7 +47,7 @@
 			max-width: 64.5rem;
 		}
 
-		& .ssl-list {
+		& .ssl-root {
 			justify-content: center;
 			align-items: center;
 		}