Remove blockstream unix socket support. RPC or bust (#9004)

automerge

core/src/validator.rs

@@ -64,7 +64,6 @@ pub struct ValidatorConfig {
     pub expected_genesis_hash: Option<Hash>,
     pub expected_shred_version: Option<u16>,
     pub voting_disabled: bool,
-    pub blockstream_unix_socket: Option<PathBuf>,
     pub storage_slots_per_turn: u64,
     pub account_paths: Vec<PathBuf>,
     pub rpc_config: JsonRpcConfig,
@@ -89,7 +88,6 @@ impl Default for ValidatorConfig {
             expected_genesis_hash: None,
             expected_shred_version: None,
             voting_disabled: false,
-            blockstream_unix_socket: None,
             storage_slots_per_turn: DEFAULT_SLOTS_PER_TURN,
             max_ledger_slots: None,
             account_paths: Vec::new(),
@@ -418,7 +416,6 @@ impl Validator {
             },
             blockstore.clone(),
             &storage_state,
-            config.blockstream_unix_socket.as_ref(),
             ledger_signal_receiver,
             &subscriptions,
             &poh_recorder,