gpui: Fix invalid unwrap in windows window creation (#42426)

Fixes ZED-34M

Release Notes:

- N/A *or* Added/Fixed/Improved ...

crates/project/src/lsp_store.rs

@@ -7651,7 +7651,10 @@ impl LspStore {
         let buffer = buffer.read(cx);
         let file = File::from_dyn(buffer.file())?;
         let abs_path = file.as_local()?.abs_path(cx);
-        let uri = lsp::Uri::from_file_path(abs_path).unwrap();
+        let uri = lsp::Uri::from_file_path(&abs_path)
+            .ok()
+            .with_context(|| format!("Failed to convert path to URI: {}", abs_path.display()))
+            .unwrap();
         let next_snapshot = buffer.text_snapshot();
         for language_server in language_servers {
             let language_server = language_server.clone();