editor: Add active match highlight for buffer and project search (#44098)

Closes #28617

<img width="400" alt="image"
src="https://github.com/user-attachments/assets/b1c2880c-5744-4bed-a687-5c5e7aa7fef5"
/>

Release Notes:

- Improved visibility of the currently active match when browsing
results in buffer or project search.

---------

Co-authored-by: DarkMatter-999 <darkmatter999official@gmail.com>

crates/vim/src/normal/yank.rs

@@ -227,7 +227,7 @@ impl Vim {
 
         editor.highlight_background::<HighlightOnYank>(
             &ranges_to_highlight,
-            |colors| colors.colors().editor_document_highlight_read_background,
+            |_, colors| colors.colors().editor_document_highlight_read_background,
             cx,
         );
         cx.spawn(async move |this, cx| {

crates/vim/src/replace.rs

@@ -273,7 +273,7 @@ impl Vim {
             let ranges = [new_range];
             editor.highlight_background::<VimExchange>(
                 &ranges,
-                |theme| theme.colors().editor_document_highlight_read_background,
+                |_, theme| theme.colors().editor_document_highlight_read_background,
                 cx,
             );
         }