fix(lib): fix import * (typo in name)

manim_slides/utils.py

@@ -0,0 +1,15 @@
+import os
+import sys
+from contextlib import contextmanager
+from typing import Iterator
+
+
+@contextmanager
+def suppress_stdout() -> Iterator[None]:
+    with open(os.devnull, "w") as devnull:
+        old_stdout = sys.stdout
+        sys.stdout = devnull
+        try:
+            yield
+        finally:
+            sys.stdout = old_stdout