Fix: Update anyhow to address RustSec advisories, reverting p12 to 2021 and ignore cargo warning

Author: Saul-STFC

Cargo.lock

@@ -121,6 +121,7 @@ pub fn error_full_message(err: &dyn std::error::Error) -> String {
 }
 
 /// Propagates `Ok(true)` and `Err(_)` from `stream`, otherwise returns `Ok(false)`.
+#[allow(tail_expr_drop_order)]
 pub async fn trystream_any<S: Stream<Item = Result<bool, E>>, E>(stream: S) -> Result<bool, E> {
     pin_mut!(stream);
     while let Some(value) = stream.next().await {
@@ -130,6 +131,7 @@ pub async fn trystream_any<S: Stream<Item = Result<bool, E>>, E>(stream: S) -> R
     }
     Ok(false)
 }
+
 /// Concatenate chunks of bytes, short-circuiting on [`Err`].
 ///
 /// This is a byte-oriented equivalent to [`Iterator::collect::<Result<String, _>>`](`Iterator::collect`).

Cargo.nix

@@ -2,14 +2,14 @@
 name = "p12"
 version.workspace = true
 authors = ["hjiayz <hjiayz@gmail.com>", "Marc-Antoine Perennou <Marc-Antoine@Perennou.com>"]
-edition.workspace = true
+edition = "2021"
 keywords = ["pkcs12", "pkcs"]
 description = "pure rust pkcs12 tool (Stackable fork)"
 homepage = "https://github.com/hjiayz/p12"
 repository = "https://github.com/hjiayz/p12"
 readme = "README.md"
 license = "MIT OR Apache-2.0"
-rust-version = "1.85.0"
+rust-version = "1.56.0"
 
 # Dependencies are tracked inline for now, to minimize divergence from upstream