Fix some imports in the moves package

Castle and EnPassant moved to the board package. Reference these types there.
Add the board packages as a dependency to the moves package.

moves/src/builder.rs

@@ -1,6 +1,7 @@
 // Eryn Wells <eryn@erynwells.me>
 
-use crate::{castle, defs::Kind, EnPassant, Move, PromotionShape};
+use crate::{defs::Kind, Move, PromotionShape};
+use chessfriend_board::{castle, en_passant::EnPassant};
 use chessfriend_core::{Color, File, PlacedPiece, Rank, Square};
 use std::result::Result as StdResult;