do no set cssHash on non-scoped element

Author: adiguba

packages/svelte/src/compiler/phases/3-transform/client/visitors/shared/element.js

@@ -88,7 +88,9 @@ export function build_set_attributes(
 		element_id,
 		is_dynamic ? attributes_id : b.literal(null),
 		b.object(values),
-		context.state.analysis.css.hash !== '' && b.literal(context.state.analysis.css.hash),
+		element.metadata.scoped &&
+			context.state.analysis.css.hash !== '' &&
+			b.literal(context.state.analysis.css.hash),
 		preserve_attribute_case,
 		is_custom_element,
 		is_ignored(element, 'hydration_attribute_changed') && b.true

packages/svelte/src/compiler/phases/3-transform/server/visitors/shared/element.js

@@ -368,9 +368,10 @@ function build_element_spread_attributes(
 		})
 	);
 
-	const css_hash = context.state.analysis.css.hash
-		? b.literal(context.state.analysis.css.hash)
-		: b.null;
+	const css_hash =
+		element.metadata.scoped && context.state.analysis.css.hash
+			? b.literal(context.state.analysis.css.hash)
+			: b.null;
 
 	const args = [object, css_hash, classes, styles, flags ? b.literal(flags) : undefined];
 	context.state.template.push(b.call('$.spread_attributes', ...args));