update adi_library to vivado 2024.1

compile adi_library with latest hdl commit and vivado 2024.1

adi_library/xilinx/common/ad_mul.v

@@ -1,6 +1,6 @@
 // ***************************************************************************
 // ***************************************************************************
-// Copyright (C) 2014-2023 Analog Devices, Inc. All rights reserved.
+// Copyright (C) 2014-2024 Analog Devices, Inc. All rights reserved.
 //
 // In this HDL repository, there are many different and unique modules, consisting
 // of various HDL (Verilog or VHDL) components. The individual modules are
@@ -26,7 +26,7 @@
 //
 //   2. An ADI specific BSD license, which can be found in the top level directory
 //      of this repository (LICENSE_ADIBSD), and also on-line at:
-//      https://github.com/analogdevicesinc/hdl/blob/master/LICENSE_ADIBSD
+//      https://github.com/analogdevicesinc/hdl/blob/main/LICENSE_ADIBSD
 //      This will allow to generate bit files and not release the source code,
 //      as long as it attaches to an ADI device.
 //
@@ -52,7 +52,7 @@ module ad_mul #(
   // delay interface
 
   input       [(DELAY_DATA_WIDTH-1):0]  ddata_in,
-  output  reg [(DELAY_DATA_WIDTH-1):0]  ddata_out
+  output  reg [(DELAY_DATA_WIDTH-1):0]  ddata_out = 'd0
 );
 
   // internal registers