even more newest clippy lint

feos-dft/src/profile/properties.rs

@@ -301,7 +301,7 @@ where
 
     /// Return the partial derivatives of the density profiles w.r.t. the chemical potentials $\left(\frac{\partial\rho_i(\mathbf{r})}{\partial\mu_k}\right)_T$
     pub fn drho_dmu(&self) -> EosResult<DrhoDmu<D>> {
-        let shape = self.density.shape().clone();
+        let shape = self.density.shape();
         let shape: Vec<_> = std::iter::once(&shape[0]).chain(shape).copied().collect();
         let mut drho_dmu = Array::zeros(shape).into_dimensionality().unwrap();
         for (k, mut d) in drho_dmu.outer_iter_mut().enumerate() {