Fix alias (Saransh-cpp#23)

* Fix alias

* style: pre-commit fixes

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

riemapp/geometry.py

@@ -54,7 +54,9 @@ def __init__(
         manim.Polygon.__init__(self, *vertices, **kwargs)
 
     def __repr__(self) -> str:
-        return f"Polygon(vertices={[v for v in self.vertices]}) (alias for manim.Rectangle)"
+        return (
+            f"Polygon(vertices={[v for v in self.vertices]}) (alias for manim.Polygon)"
+        )
 
 
 class RegularPolygon(manim.RegularPolygon):
@@ -73,7 +75,7 @@ def __init__(self, n: int, **kwargs: dict[str, Any]) -> None:
         manim.RegularPolygon.__init__(self, self.n, **kwargs)
 
     def __repr__(self) -> str:
-        return f"RegularPolygon(n={self.n}) (alias for manim.Rectangle)"
+        return f"RegularPolygon(n={self.n}) (alias for manim.RegularPolygon)"
 
 
 class Triangle(manim.Triangle):