Fix clap doc-comment

clap always removes the last single period from a doc-comment.

src/app.rs

@@ -8,7 +8,7 @@ pub struct Cli {
     #[arg(value_name = "FILE", default_value = ".", value_hint = ValueHint::AnyPath)]
     pub inputs: Vec<PathBuf>,
 
-    /// Do not ignore entries starting with .
+    /// Do not ignore entries starting with . .
     #[arg(short, long, overrides_with = "almost_all")]
     pub all: bool,