fs: resolve error in test-fs-opendir-recursive.js

An error occurred in the test/sequential/test-fs-opendir-recursive.js file
after changing the code. This was resolved by referring to the code resolved
in PR #49603.

Refs: #49603

lib/internal/fs/dir.js

@@ -161,9 +161,10 @@ class Dir {
   }
 
   readSyncRecursive(dirent) {
-    const ctx = { path: dirent.path };
+    const path = pathModule.join(dirent.path, dirent.name);
+    const ctx = { path };
     const handle = dirBinding.opendir(
-      pathModule.toNamespacedPath(dirent.path),
+      pathModule.toNamespacedPath(path),
       this[kDirOptions].encoding,
       undefined,
       ctx,
@@ -177,7 +178,7 @@ class Dir {
     );
 
     if (result) {
-      this.processReadResult(dirent.path, result);
+      this.processReadResult(path, result);
     }
 
     handle.close(undefined, ctx);

test/sequential/test-fs-opendir-recursive.js

@@ -128,7 +128,7 @@ for (let i = 0; i < expected.length; i++) {
 }
 
 function getDirentPath(dirent) {
-  return pathModule.relative(testDir, dirent.path);
+  return pathModule.relative(testDir, pathModule.join(dirent.path, dirent.name));
 }
 
 function assertDirents(dirents) {