refactor(client-cli): fix and enhance command documentation

Author: dlachaume

mithril-client-cli/src/commands/tools/mod.rs

@@ -12,6 +12,7 @@ use mithril_client::MithrilResult;
 
 /// Tools commands
 #[derive(Subcommand, Debug, Clone)]
+#[command(about = "[unstable] Tools commands")]
 pub enum ToolsCommands {
     /// UTxO-HD related commands
     #[clap(subcommand, name = "utxo-hd")]

mithril-client-cli/src/commands/tools/snapshot_converter.rs

@@ -76,7 +76,7 @@ pub struct SnapshotConverterCommand {
 
     /// Cardano node version of the Mithril signed snapshot.
     ///
-    /// `latest` and `prerelease` are also supported to download the latest or preprelease distribution.
+    /// `latest` and `prerelease` are also supported to download the latest or prerelease distribution.
     #[clap(long)]
     cardano_node_version: String,