Update src/lib.rs

Co-authored-by: Ryan Levick <me@ryanlevick.com>
Signed-off-by: Danielle <dani@builds.terrible.systems>

src/lib.rs

@@ -111,7 +111,7 @@ impl FromStr for ContentEncoding {
         let mut parts = s.split(';');
         let encoding = parts.next().unwrap().trim();
         let encoding = SupportedEncoding::from_str(v).context("failed to parse encoding type")?;
-        let Some(v) = parts
+        let Some(weight) = parts
             .next()
             .map(|s| s.trim())
             .and_then(|s| s.strip_prefix("q="))