Merge branch 'main' into bing/utils-is-valid-attestation-slot

Author: spiral-ladder

src/state_transition/utils/attestation.zig

@@ -1,12 +1,9 @@
 const std = @import("std");
-const Allocator = std.mem.Allocator;
 const types = @import("consensus_types");
-const preset = @import("preset").preset;
 const AttestationData = types.phase0.AttestationData.Type;
 const AttesterSlashing = types.phase0.AttesterSlashing.Type;
 
 const ValidatorIndex = types.primitive.ValidatorIndex.Type;
-const Slot = types.primitive.Slot.Type;
 
 pub fn isSlashableAttestationData(data1: *const AttestationData, data2: *const AttestationData) bool {
     // Double vote