Anchor pre-PR: Modularize validator store (#6771)

* pass slots_per_epoch at runtime

* remove generic E from unrequired types

* move `validator_store` to `lighthouse_validator_store`

* make validator_store into a trait

* further reduce dependencies

* remove `environment` dependency on `beacon_node_fallback`

* Manually pull in some changes from tracing-integration (thanks sayan!)

Co-authored-by: ThreeHrSleep <threehrsleep@gmail.com>

* remove `environment` from `validator_services`

* unify boost factor accessors

* add builder for DutiesService

* Manually merge tracing PR for beacon_node_fallback

Co-authored-by: ThreeHrSleep <threehrsleep@gmail.com>

* Fix chain_spec for BlockService

* address review

* remove PhantomData from SyncDutiesMap

* fix tests

* correct test

* Add `E` to `ValidatorStore` as associated type

* fix tests

* derive Clone for ValidatorStore's Error and required sub-errors

* switch to enum for block signing to allow differing types

---------

Co-authored-by: João Oliveira <hello@jxs.pt>
Co-authored-by: ThreeHrSleep <threehrsleep@gmail.com>
Co-authored-by: Jimmy Chen <jimmy@sigmaprime.io>

consensus/types/src/attestation.rs

@@ -16,7 +16,7 @@ use super::{
     Signature, SignedRoot,
 };
 
-#[derive(Debug, PartialEq)]
+#[derive(Debug, PartialEq, Clone)]
 pub enum Error {
     SszTypesError(ssz_types::Error),
     AlreadySigned(usize),

consensus/types/src/payload.rs

@@ -84,6 +84,7 @@ pub trait AbstractExecPayload<E: EthSpec>:
     + TryInto<Self::Capella>
     + TryInto<Self::Deneb>
     + TryInto<Self::Electra>
+    + Sync
 {
     type Ref<'a>: ExecPayload<E>
         + Copy
@@ -95,19 +96,23 @@ pub trait AbstractExecPayload<E: EthSpec>:
     type Bellatrix: OwnedExecPayload<E>
         + Into<Self>
         + for<'a> From<Cow<'a, ExecutionPayloadBellatrix<E>>>
-        + TryFrom<ExecutionPayloadHeaderBellatrix<E>>;
+        + TryFrom<ExecutionPayloadHeaderBellatrix<E>>
+        + Sync;
     type Capella: OwnedExecPayload<E>
         + Into<Self>
         + for<'a> From<Cow<'a, ExecutionPayloadCapella<E>>>
-        + TryFrom<ExecutionPayloadHeaderCapella<E>>;
+        + TryFrom<ExecutionPayloadHeaderCapella<E>>
+        + Sync;
     type Deneb: OwnedExecPayload<E>
         + Into<Self>
         + for<'a> From<Cow<'a, ExecutionPayloadDeneb<E>>>
-        + TryFrom<ExecutionPayloadHeaderDeneb<E>>;
+        + TryFrom<ExecutionPayloadHeaderDeneb<E>>
+        + Sync;
     type Electra: OwnedExecPayload<E>
         + Into<Self>
         + for<'a> From<Cow<'a, ExecutionPayloadElectra<E>>>
-        + TryFrom<ExecutionPayloadHeaderElectra<E>>;
+        + TryFrom<ExecutionPayloadHeaderElectra<E>>
+        + Sync;
 }
 
 #[superstruct(