docs: update doc strings for dump command

Signed-off-by: simonsan <[email protected]>

src/commands.rs

@@ -93,7 +93,7 @@ enum RusticCmd {
     /// Open the documentation
     Docs(Box<DocsCmd>),
 
-    /// Dump the contents of a file within a snapshot to stdout
+    /// Dump the contents of a file within a snapshot
     Dump(Box<DumpCmd>),
 
     /// Find patterns in given snapshots

src/commands/dump.rs

@@ -28,11 +28,17 @@ pub(crate) struct DumpCmd {
     #[clap(value_name = "SNAPSHOT[:PATH]")]
     snap: String,
 
-    /// set archive format to use. Possible values: auto, content, tar, targz, zip. For "auto" format is dertermined by file extension (if given) or "tar" for dirs.
+    /// Set archive format to use.
+    ///
+    /// Possible values: auto, content, tar, targz, zip.
+    ///
+    /// # Note
+    ///
+    /// For "auto" format is determined by file extension (if given) or "tar" for dirs.
     #[clap(long, value_name = "FORMAT", default_value = "auto")]
     archive: ArchiveKind,
 
-    /// dump output to the given file. Use this instead of redirecting stdout to a file.
+    /// Dump output to the given file. Use this instead of redirecting stdout to a file.
     #[clap(long)]
     file: Option<PathBuf>,