Remove some unused variables

src/main.rs

@@ -420,7 +420,6 @@ async fn main() -> Result<(), Error> {
 
     #[derive(Debug)]
     struct ListInfo {
-        location: usize,
         data: Vec<String>,
     }
 
@@ -436,7 +435,7 @@ async fn main() -> Result<(), Error> {
     let mut last_level: u32 = 0;
     let mut star_override_level: Option<u32> = None;
 
-    for (event, range) in parser.into_offset_iter() {
+    for (event, _range) in parser.into_offset_iter() {
         match event {
             Event::Start(tag) => {
                 match tag {
@@ -506,7 +505,6 @@ async fn main() -> Result<(), Error> {
                             in_list_item = false;
                         }
                         list_items.push(ListInfo {
-                            location: range.start,
                             data: Vec::new(),
                         });
                     }