[gtk/matthiasc/for-master] fixup! Add tests for the css filter property

[Matthias Clasen <matthiasc src gnome org>]

commit 4b7645dd584cd04d18ccd818a4f8da66b8624d78
Author: Matthias Clasen <mclasen redhat com>
Date:   Sat Feb 6 16:06:11 2021 -0500

    fixup! Add tests for the css filter property

 testsuite/css/parser/filter.ref.css | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/testsuite/css/parser/filter.ref.css b/testsuite/css/parser/filter.ref.css
index 70b733b325..6e9c6ca6ac 100644
--- a/testsuite/css/parser/filter.ref.css
+++ b/testsuite/css/parser/filter.ref.css
@@ -19,5 +19,5 @@ e {
 }
 
 f {
-  filter: drop_shadow(1px 2px rgb(255,0,0));
+  filter: drop-shadow(1px 2px rgb(255,0,0));
 }