Release v3.4.0 (#3862)

## Issue Addressed

NA

## Proposed Changes

Bump versions

## Additional Info

- [x] ~~Blocked on #3728, #3801~~
- [x] ~~Blocked on #3866~~
- [x] Requires additional testing

Cargo.lock

@@ -612,7 +612,7 @@ dependencies = [
 
 [[package]]
 name = "beacon_node"
-version = "3.3.0"
+version = "3.4.0"
 dependencies = [
  "beacon_chain",
  "clap",
@@ -780,7 +780,7 @@ dependencies = [
 
 [[package]]
 name = "boot_node"
-version = "3.3.0"
+version = "3.4.0"
 dependencies = [
  "beacon_node",
  "clap",
@@ -3682,7 +3682,7 @@ checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
 
 [[package]]
 name = "lcli"
-version = "3.3.0"
+version = "3.4.0"
 dependencies = [
  "account_utils",
  "beacon_chain",
@@ -4285,7 +4285,7 @@ dependencies = [
 
 [[package]]
 name = "lighthouse"
-version = "3.3.0"
+version = "3.4.0"
 dependencies = [
  "account_manager",
  "account_utils",