Remove some irrelevant code.

src/dynamics/solver/joint_constraint/fixed_velocity_constraint_wide.rs

@@ -13,7 +13,7 @@ use crate::utils::{WAngularInertia, WCross, WCrossMatrix};
 use na::{Cholesky, Matrix6, Vector6, U3};
 #[cfg(feature = "dim2")]
 use {
-    eagl::utils::SdpMatrix3,
+    cdl::utils::SdpMatrix3,
     na::{Matrix3, Vector3},
 };