Resolve into_attestation_and_indices todo

consensus/types/src/signed_aggregate_and_proof.rs

@@ -6,6 +6,7 @@ use super::{
     Signature, SignedRoot,
 };
 use crate::test_utils::TestRandom;
+use crate::Attestation;
 use serde::{Deserialize, Serialize};
 use ssz_derive::{Decode, Encode};
 use superstruct::superstruct;
@@ -109,4 +110,11 @@ impl<E: EthSpec> SignedAggregateAndProof<E> {
             }
         }
     }
+
+    pub fn into_attestation(self) -> Attestation<E> {
+        match self {
+            Self::Base(att) => Attestation::Base(att.message.aggregate),
+            Self::Electra(att) => Attestation::Electra(att.message.aggregate),
+        }
+    }
 }