Merge pull request #34 from ami-iit/fix-numpy-dep

Fix numpy dep

src/adam/numpy/computations.py

@@ -18,7 +18,7 @@ def __init__(
         urdfstring: str,
         joints_name_list: list,
         root_link: str = "root_link",
-        gravity: np.array = np.array([0, 0, -9.80665, 0, 0, 0], dtype=object),
+        gravity: np.array = np.array([0, 0, -9.80665, 0, 0, 0]),
     ) -> None:
         """
         Args: