Remove TREADY on packet filter

* It does not use it

hdl/combpm_packet_filter.vhd

@@ -26,7 +26,6 @@ entity combpm_packet_filter is
         m_axis_tdata  : out std_logic_vector(C_TDATA_W-1 downto 0);
         m_axis_tlast  : out std_logic;
         m_axis_tvalid : out std_logic;
-        m_axis_tready : in std_logic;
 
         -- AXI bus interface
         s_axi_awaddr : IN STD_LOGIC_VECTOR(G_B_ADDR_W-1 DOWNTO 0);