fix unused markdown uses

flake.nix

@@ -70,6 +70,8 @@
       #   cargoLock.lockFile = ./programs/jrnl/Cargo.lock;
       # };
       s10e-jrnl = crane-lib.buildPackage {
+        pname = "s10e-bs";
+        version = "0.0.1";
         src = crane-lib.cleanCargoSource (crane-lib.path ./.);
       };
     };

programs/jrnl/src/md.rs

@@ -1,5 +1,4 @@
 use chrono::{DateTime, FixedOffset};
-use markdown::{Block, Span};
 use std::convert::identity;
 
 pub trait ToMd {