Add ezdxf stubs

stubs/ezdxf/entities.pyi

@@ -0,0 +1,17 @@
+from typing import Any, Iterable, Tuple, Sequence
+
+class DXFEntity:
+    def dxfattribs(self) -> dict[str, Any]: ...
+    def dxftype(self) -> str: ...
+
+class LWPolyline(DXFEntity):
+    def get_points(self) -> Iterable[Tuple[float, ...]]: ...
+
+class Polyline(DXFEntity):
+    def points(self) -> Iterable[Any]: ... # has .xyz
+
+class Text(DXFEntity):
+    def get_placement(self) -> Tuple[int, Tuple[float, float, float]]: ...
+    def set_placement(self, p: Sequence[float], align: int = ...) -> Text: ...
+
+class Insert(DXFEntity): ...