clippy: fix redundant_field_names warnings

src/base/iter.rs

@@ -48,11 +48,11 @@ macro_rules! iterator {
                 };
 
                 $Name {
-                    ptr: ptr,
+                    ptr,
                     inner_ptr: ptr,
                     inner_end,
                     size: shape.0.value() * shape.1.value(),
-                    strides: strides,
+                    strides,
                     _phantoms: PhantomData,
                 }
             }

src/base/matrix_slice.rs

@@ -39,9 +39,9 @@ macro_rules! slice_storage_impl(
                       CStride: Dim {
 
                 $T {
-                    ptr:       ptr,
+                    ptr,
-                    shape:     shape,
+                    shape,
-                    strides:   strides,
+                    strides,
                     _phantoms: PhantomData
                 }
             }