chore(rustscript): Upgrade mandown dependency to 0.1.5

Signed-off-by: David Runge <[email protected]>

Author: dvzrv

.rust-script/mandown.ers

@@ -3,7 +3,7 @@
 //! ```cargo
 //! [dependencies]
 //! pkg = { path = "PATH", package = "PKG" }
-//! mandown = "0.1.3"
+//! mandown = "0.1.5"
 //! testresult = "0.4.1"
 //! ```
 use std::env::args;