Round match percent down before display

Ensures that 100% isn't displayed until it's a
perfect match.

Author: encounter

objdiff-gui/src/views/extab_diff.rs

@@ -172,7 +172,7 @@ pub fn extab_diff_ui(ui: &mut egui::Ui, state: &mut DiffViewState, appearance: &
                         {
                             ui.colored_label(
                                 match_color_for_symbol(match_percent, appearance),
-                                format!("{match_percent:.0}%"),
+                                format!("{:.0}%", match_percent.floor()),
                             );
                         } else {
                             ui.colored_label(appearance.replace_color, "Missing");

objdiff-gui/src/views/function_diff.rs

@@ -546,7 +546,7 @@ pub fn function_diff_ui(ui: &mut egui::Ui, state: &mut DiffViewState, appearance
                         {
                             ui.colored_label(
                                 match_color_for_symbol(match_percent, appearance),
-                                format!("{match_percent:.0}%"),
+                                format!("{:.0}%", match_percent.floor()),
                             );
                         } else {
                             ui.colored_label(appearance.replace_color, "Missing");

objdiff-gui/src/views/symbol_diff.rs

@@ -284,7 +284,7 @@ fn symbol_ui(
     if let Some(match_percent) = symbol_diff.match_percent {
         write_text("(", appearance.text_color, &mut job, appearance.code_font.clone());
         write_text(
-            &format!("{match_percent:.0}%"),
+            &format!("{:.0}%", match_percent.floor()),
             match_color_for_symbol(match_percent, appearance),
             &mut job,
             appearance.code_font.clone(),
@@ -389,7 +389,7 @@ fn symbol_list_ui(
                         appearance.code_font.clone(),
                     );
                     write_text(
-                        &format!("{match_percent:.0}%"),
+                        &format!("{:.0}%", match_percent.floor()),
                         match_color_for_symbol(match_percent, appearance),
                         &mut header,
                         appearance.code_font.clone(),