Merge #4559

4559: Module name on hover shows another newline after it r=matklad a=Arthamys

This changes the display of hover information to add a newline between the module path of the item and the signature of the item, as suggested in #3813 

**Before**

![before_3813](https://user-images.githubusercontent.com/11710698/82609224-5d517d80-9bbc-11ea-9a08-0a1558409c6b.png)

**After**

![after_3813](https://user-images.githubusercontent.com/11710698/82609208-562a6f80-9bbc-11ea-8cb6-4430269c5800.png)

Co-authored-by: Galilée 'Bill' Enguehard <[email protected]>

1 files changed, 1 insertions, 1 deletions

diff --git a/crates/rust-analyzer/tests/heavy_tests/main.rs b/crates/rust-analyzer/tests/heavy_tests/main.rs
index 4e94c37e1..738a9a8e3 100644
--- a/crates/rust-analyzer/tests/heavy_tests/main.rs
+++ b/crates/rust-analyzer/tests/heavy_tests/main.rs
@@ -774,5 +774,5 @@ pub fn foo(_input: TokenStream) -> TokenStream {
     });
 
     let value = res.get("contents").unwrap().get("value").unwrap().to_string();
-    assert_eq!(value, r#""```rust\nfoo::Bar\nfn bar()\n```""#)
+    assert_eq!(value, r#""foo::Bar\n___\n\n```rust\nfn bar()\n```""#)
 }