[librsvg/refactor-test-utils] Fix typo in test name.

[Federico Mena Quintero <federico src gnome org>]

commit 127a9451085c34746b59ba9b99b0b6df7c86cd30
Author: Federico Mena Quintero <federico mena gmail com>
Date:   Tue Jan 26 18:05:47 2021 +0000

    Fix typo in test name.

 tests/src/api.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/tests/src/api.rs b/tests/src/api.rs
index 1ea0b3c6..2a59194b 100644
--- a/tests/src/api.rs
+++ b/tests/src/api.rs
@@ -81,7 +81,7 @@ fn render_layer() {
 
     Reference::from_surface(reference_surf)
         .compare(&output_surf)
-        .evaluate(&output_surf, "renderer_layer");
+        .evaluate(&output_surf, "render_layer");
 }
 
 #[test]