Fixed contrast in project panel and scrollbar

co-authored-by: nate <nate@zed.dev>

crates/theme/src/theme.rs

@@ -446,7 +446,20 @@ pub struct ProjectPanelEntry {
     pub icon_color: Color,
     pub icon_size: f32,
     pub icon_spacing: f32,
-}
+    pub status: EntryStatus,
+ }
+
+ #[derive(Clone, Debug, Deserialize, Default)]
+ pub struct EntryStatus {
+     pub git: GitProjectStatus,
+ }
+
+ #[derive(Clone, Debug, Deserialize, Default)]
+ pub struct GitProjectStatus {
+     pub modified: Color,
+     pub inserted: Color,
+     pub conflict: Color,
+ }
 
 #[derive(Clone, Debug, Deserialize, Default)]
 pub struct ContextMenu {
@@ -670,6 +683,14 @@ pub struct Scrollbar {
     pub thumb: ContainerStyle,
     pub width: f32,
     pub min_height_factor: f32,
+    pub git: GitDiffColors,
+}
+
+#[derive(Clone, Deserialize, Default)]
+pub struct GitDiffColors {
+    pub inserted: Color,
+    pub modified: Color,
+    pub deleted: Color,
 }
 
 #[derive(Clone, Deserialize, Default)]