Small fix to scan type-check error message.

jax/_src/lax/control_flow/loops.py

@@ -965,7 +965,7 @@ def _scan_typecheck(bind_time, *in_atoms, reverse, length, num_consts, num_carry
   if not all(_map(core.typecompat, x_avals_jaxpr, x_avals_mapped)):
     raise core.JaxprTypeError(
       f'scan jaxpr takes input sequence types\n{_avals_short(x_avals_jaxpr)},\n'
-      f'called with sequence of type\n{_avals_short(x_avals)}')
+      f'called with sequence whose items have type\n{_avals_short(x_avals_mapped)}')
   return [*init_avals, *y_avals], jaxpr.effects
 
 def _scan_pp_rule(eqn, context, settings):