Add PartialEq to Error

Adding `PartialEq` to `Error` to make it more ergonomic for
consumers. Since the `Error` type implements `Serialize` and
`Deserialize` all of the error variants are simple types that implement
equivalence.

Cargo.toml

@@ -22,10 +22,10 @@ lto = "thin"
 mbedtls = { git = "https://github.com/mobilecoinfoundation/rust-mbedtls.git", rev = "6d8fe323a3292f87a6bce4b35963d47139a583f9" }
 mbedtls-sys-auto = { git = "https://github.com/mobilecoinfoundation/rust-mbedtls.git", rev = "6d8fe323a3292f87a6bce4b35963d47139a583f9" }
 
-mc-sgx-dcap-types = { git = "https://github.com/mobilecoinfoundation/sgx.git", rev = "33998eb12e7b13a963519fcb202413a5643abdf9" }
-mc-sgx-core-sys-types = { git = "https://github.com/mobilecoinfoundation/sgx.git", rev = "33998eb12e7b13a963519fcb202413a5643abdf9" }
-mc-sgx-core-types = { git = "https://github.com/mobilecoinfoundation/sgx.git", rev = "33998eb12e7b13a963519fcb202413a5643abdf9" }
-mc-sgx-dcap-sys-types = { git = "https://github.com/mobilecoinfoundation/sgx.git", rev = "33998eb12e7b13a963519fcb202413a5643abdf9" }
+mc-sgx-dcap-types = { git = "https://github.com/mobilecoinfoundation/sgx.git", rev = "267762164a219245f0cbf920a03f78ef38204b21" }
+mc-sgx-core-sys-types = { git = "https://github.com/mobilecoinfoundation/sgx.git", rev = "267762164a219245f0cbf920a03f78ef38204b21" }
+mc-sgx-core-types = { git = "https://github.com/mobilecoinfoundation/sgx.git", rev = "267762164a219245f0cbf920a03f78ef38204b21" }
+mc-sgx-dcap-sys-types = { git = "https://github.com/mobilecoinfoundation/sgx.git", rev = "267762164a219245f0cbf920a03f78ef38204b21" }
 
 [workspace.metadata.release]
 shared-version = true

verifier/src/error.rs

@@ -7,7 +7,7 @@ use mc_sgx_dcap_types::TcbError;
 use serde::{Deserialize, Serialize};
 
 /// Error working with quote evidence
-#[derive(displaydoc::Display, Debug, Clone, Serialize, Deserialize)]
+#[derive(displaydoc::Display, Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
 pub enum Error {
     /// Error converting from DER {0}
     Der(String),