Fix formatting

Author: 9prady9

src/core/macros.rs

@@ -353,9 +353,9 @@ macro_rules! randn {
 mod tests {
     use super::super::array::Array;
     use super::super::data::constant;
+    use super::super::device::set_device;
     use super::super::index::index;
     use super::super::random::randu;
-    use super::super::device::set_device;
 
     #[test]
     fn dim4_construction() {
@@ -393,6 +393,7 @@ mod tests {
         // ANCHOR: seq_view2
         let a = randu::<f32>(dim4!(5, 5));
         let _sub = view!(a[1:3:1, 1:1:0]); // 1:1:0 means all elements along axis
+
         // ANCHOR_END: seq_view2
     }