fix: use correct binaryPath on darwin

Uses the correct temporary path on macOS for local development.

Author: jsjoeio

src/remote.ts

@@ -394,7 +394,11 @@ export class Remote {
     if (this.mode === vscode.ExtensionMode.Production) {
       binaryPath = await this.storage.fetchBinary()
     } else {
-      binaryPath = path.join(os.tmpdir(), "coder")
+      if (os.platform() === "darwin") {
+        binaryPath = path.join(os.tmpdir(), "coder", "coder")
+      } else {
+        binaryPath = path.join(os.tmpdir(), "coder")
+      }
     }
     if (!binaryPath) {
       throw new Error("Failed to fetch the Coder binary!")