fix: improve wording in usage text (--help)

Author: PabloCastellano

src/args.rs

@@ -2,7 +2,7 @@ use clap::{ArgAction, Parser};
 
 use crate::clients::beacon::types::BlockId;
 
-/// Blobscan's indexer for the EIP-4844 upgrade.
+/// Blobscan's indexer for the blob transactions.
 #[derive(Parser, Debug)]
 #[command(author, version, about, long_about = None)]
 pub struct Args {
@@ -26,7 +26,7 @@ pub struct Args {
     #[arg(short = 'c', long, action = ArgAction::SetTrue)]
     pub disable_sync_checkpoint_save: bool,
 
-    /// Disable historical synchronization
+    /// Disable backwards indexing thread
     #[arg(short = 'd', long, action = ArgAction::SetTrue)]
     pub disable_sync_historical: bool,
 }