zeroize: derive `Default` on `Zeroizing`
Simplifies initialization of a `Zeroizing` type to its default value.
@@ -424,7 +424,7 @@ pub trait TryZeroize {
/// `Zeroizing` is a a wrapper for any `Z: Zeroize` type which implements a
/// `Drop` handler which zeroizes dropped values.
-#[derive(Debug, Eq, PartialEq)]
+#[derive(Debug, Default, Eq, PartialEq)]
pub struct Zeroizing<Z: Zeroize>(Z);
impl<Z> Zeroizing<Z>
