Use os.walk() to remove empty directories

mkosi/__init__.py

@@ -192,12 +192,13 @@ def remove_files(context: Context) -> None:
 
     if context.config.output_format.is_extension_image():
         with complete_step("Removing empty directories…"):
-            for d in reversed(sorted(context.root.glob("**/"))):
-                if d == context.root:
-                    continue
+            for path, dirs, _ in os.walk(context.root, topdown=False):
+                p = Path(path)
 
-                if not any(d.iterdir()):
-                    d.rmdir()
+                for d in dirs:
+                    t = p / d
+                    if not t.is_symlink() and not any(t.iterdir()):
+                        t.rmdir()
 
 
 def install_distribution(context: Context) -> None: