CI fix

Author: UberLambda

crates/bevy_pbr/src/wireframe.rs

@@ -97,7 +97,7 @@ fn prepare_wireframes(
     });
 
     let add_wireframe_uniform = |(entity, wireframe): (Entity, Option<&Wireframe>)| {
-        let custom_color = wireframe.map(|wireframe| wireframe.color).flatten();
+        let custom_color = wireframe.and_then(|wireframe| wireframe.color);
         let uniform_offset = WireframeUniformOffset(if let Some(custom_color) = custom_color {
             wireframe_meta.uniforms.push(WireframeUniform {
                 color: custom_color.as_linear_rgba_f32().into(),