Change reveal command to use VS Code Explorer instead of OS explorer

Co-authored-by: eleanorjboyd <26030610+eleanorjboyd@users.noreply.github.com>

Author: Copilot

src/features/envCommands.ts

@@ -653,7 +653,7 @@ export async function copyPathToClipboard(item: unknown): Promise<void> {
 export async function revealProjectInExplorer(item: unknown): Promise<void> {
     if (item instanceof ProjectItem) {
         const projectUri = item.project.uri;
-        await commands.executeCommand('revealFileInOS', projectUri);
+        await commands.executeCommand('revealInExplorer', projectUri);
         traceInfo(`Revealed project in explorer: ${projectUri.fsPath}`);
     } else {
         traceVerbose(`Invalid context for reveal project in explorer: ${item}`);