remove unneeded unsigned date impl generator
@@ -80,7 +80,6 @@ macro_rules! date_time_expr {
#[doc(hidden)]
macro_rules! __diesel_generate_ops_impls_if_date_time {
($column_name:ident, Nullable<$($inner:tt)::*>) => { __diesel_generate_ops_impls_if_date_time!($column_name, $($inner)::*); };
- ($column_name:ident, Unsigned<$($inner:tt)::*>) => { __diesel_generate_ops_impls_if_date_time!($column_name, $($inner)::*); };
($column_name:ident, Time) => { date_time_expr!($column_name); };
($column_name:ident, Date) => { date_time_expr!($column_name); };
($column_name:ident, Timestamp) => { date_time_expr!($column_name); };
