fix testcases

Author: schaumb

test/e2e/test_cases/test_cases.json

@@ -3236,7 +3236,7 @@
 			"refs": ["bd104b0"]
 		},
 		"web_content/cookbook/style/dark_theme": {
-			"refs": ["b38086a"]
+			"refs": ["f828b32"]
 		},
 		"web_content/cookbook/style/highligh_markers": {
 			"refs": ["48d6207"]