refactor(multiple): Clippy run

src/header/parsing.rs

@@ -12,7 +12,7 @@ use header::shared::Charset;
 pub fn from_one_raw_str<T: str::FromStr>(raw: &[Vec<u8>]) -> ::Result<T> {
     if raw.len() != 1 || unsafe { raw.get_unchecked(0) } == b"" { return Err(::Error::Header) }
     // we JUST checked that raw.len() == 1, so raw[0] WILL exist.
-    from_raw_str(& unsafe { raw.get_unchecked(0) })
+    from_raw_str( unsafe { raw.get_unchecked(0) })
 }
 
 /// Reads a raw string into a value.