Restore missing newline

Author: willcrichton

src/test/rustdoc-gui/scrape-examples-button-focus.goml

@@ -24,4 +24,4 @@ assert-property-false: (".scraped-example-list > .scraped-example pre", {
 store-property: (fullOffsetHeight, ".scraped-example-list > .scraped-example pre", "offsetHeight")
 assert-property: (".scraped-example-list > .scraped-example pre", {
 	"scrollHeight": |fullOffsetHeight|
-})
+})