Update for msrv

src/read/coff/import.rs

@@ -36,7 +36,7 @@ impl<'data> MsImportFile<'data> {
         // Unmangles a name by removing a `?`, `@` or `_` prefix.
         fn strip_prefix(s: &[u8]) -> &[u8] {
             match s.split_first() {
-                Some((b'?' | b'@' | b'_', rest)) => rest,
+                Some((b, rest)) if [b'?' | b'@' | b'_'].contains(b) => rest,
                 _ => s,
             }
         }