refactor: update collateral handling

- Simplify collateral handling by removing unnecessary references and matches.
- Add `collateral` field to `QuoteVerificationResult` for improved data clarity.

Signed-off-by: Harald Hoyer <harald@matterlabs.dev>

bin/vault-admin/src/main.rs

@@ -21,7 +21,7 @@ use teepot::{
     server::signatures::verify_sig,
     sgx::sign::Signature,
 };
-use tracing::{error, info, level_filters::LevelFilter};
+use tracing::{error, level_filters::LevelFilter};
 
 #[derive(Args, Debug)]
 struct SendArgs {

bin/verify-attestation/src/main.rs

@@ -127,7 +127,7 @@ fn verify_attestation_quote(attestation_quote_bytes: &[u8]) -> Result<QuoteVerif
     let unix_time: i64 = std::time::SystemTime::now()
         .duration_since(UNIX_EPOCH)?
         .as_secs() as _;
-    verify_quote_with_collateral(attestation_quote_bytes, Some(&collateral), unix_time)
+    verify_quote_with_collateral(attestation_quote_bytes, Some(collateral), unix_time)
         .context("Failed to verify quote with collateral")
 }
 

bin/verify-era-proof-attestation/src/verification.rs

@@ -129,7 +129,7 @@ pub fn verify_attestation_quote(attestation_quote_bytes: &[u8]) -> Result<QuoteV
     let unix_time: i64 = std::time::SystemTime::now()
         .duration_since(std::time::UNIX_EPOCH)?
         .as_secs() as _;
-    verify_quote_with_collateral(attestation_quote_bytes, Some(&collateral), unix_time)
+    verify_quote_with_collateral(attestation_quote_bytes, Some(collateral), unix_time)
         .context("Failed to verify quote with collateral!")
 }