fix: arbiter functions error

arbiter/arbiter.vhdl

@@ -2,7 +2,7 @@ library ieee;
 use ieee.std_logic_1164.all;
 use ieee.numeric_std.all;
 use work.router_types.all;
-use work.routing_functions.all;
+use work.arbiter_functions.all;
 
 entity arbiter is
 generic(

arbiter/arbiter_functions.vhdl

@@ -4,7 +4,7 @@ use ieee.numeric_std.all;
 
 use work.router_types.all;
 
-package routing_functions is
+package arbiter_functions is
     function single_packet_rout_dir_det (
         level         :   in integer; 
         pack_dest     :   in t_pos_addr; 
@@ -21,7 +21,7 @@ package routing_functions is
     ) return std_logic_vector;
 end package;
 
-package body routing_functions is
+package body arbiter_functions is
     function single_packet_parent_rout_dir_det(
         level         :   in integer; 
         pack_dest     :   in t_pos_addr;

arbiter/parent_arbiter.vhdl

@@ -2,7 +2,7 @@ library ieee;
 use ieee.std_logic_1164.all;
 use ieee.numeric_std.all;
 use work.router_types.all;
-use work.routing_functions.all;
+use work.arbiter_functions.all;
 
 entity parent_arbiter is
 generic(