address clippy & rustdoc warnings

The comment was out of date anyway, State::Live no longer takes a
snapshot_path argument.

Author: Mira Ressel

client/state-db/src/lib.rs

@@ -406,7 +406,7 @@ impl<BlockHash: Hash, Key: Hash, D: MetaDb> StateDbSync<BlockHash, Key, D> {
 	}
 
 	fn prune(&mut self, commit: &mut CommitSet<Key>) -> Result<(), Error<D::Error>> {
-		if let (&mut Some(ref mut pruning), &PruningMode::Constrained(ref constraints)) =
+		if let (&mut Some(ref mut pruning), PruningMode::Constrained(constraints)) =
 			(&mut self.pruning, &self.mode)
 		{
 			loop {

utils/frame/try-runtime/cli/src/lib.rs

@@ -599,8 +599,6 @@ pub struct LiveState {
 #[derive(Debug, Clone, clap::Subcommand)]
 pub enum State {
 	/// Use a state snapshot as the source of runtime state.
-	///
-	/// This can be crated by passing a value to [`State::Live::snapshot_path`].
 	Snap {
 		#[arg(short, long)]
 		snapshot_path: PathBuf,