Update src/array_api_extra/_delegation.py

Co-authored-by: Guido Imperiale <[email protected]>

Author: NeilGirdhar

src/array_api_extra/_delegation.py

@@ -190,7 +190,7 @@ def one_hot(
             raise IndexError from e
     else:
         out = _funcs.one_hot(x, num_classes, xp=xp)
-    out = xp.astype(out, dtype)
+    out = xp.astype(out, dtype, copy=False)
     if axis != -1:
         out = xp.moveaxis(out, -1, axis)
     return out