Made Path::name only have item name rather than full name

Author: AS1100K

Diff for: src/librustdoc/json/conversions.rs

@@ -620,7 +620,7 @@ impl FromClean<clean::Type> for Type {
 impl FromClean<clean::Path> for Path {
     fn from_clean(path: clean::Path, renderer: &JsonRenderer<'_>) -> Path {
         Path {
-            name: path.whole_name(),
+            name: path.last_opt().map_or(String::from(""), |s| String::from(s.as_str())),
             id: renderer.id_from_item_default(path.def_id().into()),
             args: path.segments.last().map(|args| Box::new(args.clone().args.into_json(renderer))),
         }

Diff for: tests/rustdoc-json/return_private.rs

@@ -6,7 +6,7 @@ mod secret {
 }
 
 //@ has "$.index[*][?(@.name=='get_secret')].inner.function"
-//@ is "$.index[*][?(@.name=='get_secret')].inner.function.sig.output.resolved_path.name" \"secret::Secret\"
+//@ is "$.index[*][?(@.name=='get_secret')].inner.function.sig.output.resolved_path.name" \"Secret\"
 pub fn get_secret() -> secret::Secret {
     secret::Secret
 }