chore: make Clippy happy

src/commands/list_libraries.rs

@@ -48,7 +48,7 @@ where
     T: Display,
 {
     match o {
-        Some(s) => format!("{}", s),
+        Some(s) => format!("{s}"),
         None => String::new(),
     }
 }

src/commands/sync_date_of_birth.rs

@@ -53,10 +53,7 @@ pub async fn sync_date_of_birth(ctx: Context, vcard_file: &PathBuf) -> Result<()
                     Some(c) => match card.bday.as_ref().unwrap() {
                         DateTimeOrTextProperty::DateTime(dt) => {
                             let bday = vcard_date_to_naive_date(dt.value.first().unwrap().clone())?;
-                            if c.date_of_birth
-                                .as_ref()
-                                .map_or(false, |bdate| bday == *bdate)
-                            {
+                            if c.date_of_birth.as_ref().is_some_and(|bdate| bday == *bdate) {
                                 debug!(
                                     "{} already has the proper date of birth, skipping",
                                     formatted_name