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>

beacon_node/src/cli.rs

@@ -786,6 +786,14 @@ pub fn cli_app<'a, 'b>() -> App<'a, 'b> {
                 .takes_value(true)
                 .default_value("true")
         )
+        .arg(
+            Arg::with_name("count-unrealized-full")
+                .long("count-unrealized-full")
+                .hidden(true)
+                .help("Stricter version of `count-unrealized`.")
+                .takes_value(true)
+                .default_value("false")
+        )
         .arg(
             Arg::with_name("reset-payload-statuses")
                 .long("reset-payload-statuses")

beacon_node/src/config.rs

@@ -643,6 +643,8 @@ pub fn get_config<E: EthSpec>(
 
     client_config.chain.count_unrealized =
         clap_utils::parse_required(cli_args, "count-unrealized")?;
+    client_config.chain.count_unrealized_full =
+        clap_utils::parse_required::<bool>(cli_args, "count-unrealized-full")?.into();
 
     client_config.chain.always_reset_payload_statuses =
         cli_args.is_present("reset-payload-statuses");