fix(core/ui): fix build of Rust unit tests on T3T1

core/embed/rust/src/ui/model_mercury/component/page.rs

@@ -522,7 +522,6 @@ mod tests {
     use serde_json;
 
     use crate::{
-        strutil::SkipPrefix,
         trace::tests::trace,
         ui::{
             component::text::paragraphs::{Paragraph, Paragraphs},

core/embed/rust/src/ui/model_mercury/layout.rs

@@ -2021,8 +2021,11 @@ mod tests {
 
     #[test]
     fn trace_example_layout() {
-        let buttons =
-            Button::cancel_confirm(Button::with_text("Left"), Button::with_text("Right"), false);
+        let buttons = Button::cancel_confirm(
+            Button::with_text("Left".into()),
+            Button::with_text("Right".into()),
+            false,
+        );
 
         let ops = OpTextLayout::new(theme::TEXT_NORMAL)
             .text_normal("Testing text layout, with some text, and some more text. And ")