Strict count unrealized (#3522)

## Issue Addressed

Add a flag that can increase count unrealized strictness, defaults to false

## Proposed Changes

Please list or describe the changes introduced by this PR.

## Additional Info

Please provide any additional information. For example, future considerations
or information useful for reviewers.


Co-authored-by: realbigsean <seananderson33@gmail.com>
Co-authored-by: sean <seananderson33@gmail.com>

consensus/proto_array/src/proto_array_fork_choice.rs

@@ -1,4 +1,5 @@
 use crate::error::Error;
+use crate::proto_array::CountUnrealizedFull;
 use crate::proto_array::{
     calculate_proposer_boost, InvalidationOperation, Iter, ProposerBoost, ProtoArray, ProtoNode,
 };
@@ -186,6 +187,7 @@ impl ProtoArrayForkChoice {
         current_epoch_shuffling_id: AttestationShufflingId,
         next_epoch_shuffling_id: AttestationShufflingId,
         execution_status: ExecutionStatus,
+        count_unrealized_full: CountUnrealizedFull,
     ) -> Result<Self, String> {
         let mut proto_array = ProtoArray {
             prune_threshold: DEFAULT_PRUNE_THRESHOLD,
@@ -194,6 +196,7 @@ impl ProtoArrayForkChoice {
             nodes: Vec::with_capacity(1),
             indices: HashMap::with_capacity(1),
             previous_proposer_boost: ProposerBoost::default(),
+            count_unrealized_full,
         };
 
         let block = Block {
@@ -531,8 +534,12 @@ impl ProtoArrayForkChoice {
         SszContainer::from(self).as_ssz_bytes()
     }
 
-    pub fn from_bytes(bytes: &[u8]) -> Result<Self, String> {
+    pub fn from_bytes(
+        bytes: &[u8],
+        count_unrealized_full: CountUnrealizedFull,
+    ) -> Result<Self, String> {
         SszContainer::from_ssz_bytes(bytes)
+            .map(|container| (container, count_unrealized_full))
             .map(Into::into)
             .map_err(|e| format!("Failed to decode ProtoArrayForkChoice: {:?}", e))
     }
@@ -692,6 +699,7 @@ mod test_compute_deltas {
             junk_shuffling_id.clone(),
             junk_shuffling_id.clone(),
             execution_status,
+            CountUnrealizedFull::default(),
         )
         .unwrap();