Update READMEs with VADJ info for ad7606x_fmc

Author: mandrica

projects/ad7606x_fmc/README.md

@@ -10,6 +10,7 @@
   - [EVAL-AD7609](https://www.analog.com/en/resources/evaluation-hardware-and-software/evaluation-boards-kits/eval-ad7609.html)
 - System documentation: https://wiki.analog.com/resources/eval/user-guides/ad7606x-fmcz
 - HDL project documentation: https://analogdevicesinc.github.io/hdl/projects/ad7606x_fmc/index.html
+- Evaluation board VADJ range: 1.2V - 3.3V
 
 ## Supported parts
 
@@ -28,4 +29,4 @@
 
 ## Building the project
 
-Please enter the folder for the FPGA carrier you want to use and read the README.md.
+Please enter the folder for the FPGA carrier you want to use and read the README.md.

projects/ad7606x_fmc/zed/README.md

@@ -1,5 +1,9 @@
+<!-- no_build_example, no_dts -->
+
 # AD7606X-FMC/ZED HDL Project
 
+- VADJ with which it was tested in hardware: 2.5V
+
 The parameters configurable through the `make` command, can be found below, as well as in the **system_project.tcl** file; it contains the default
 configuration.
 
@@ -64,4 +68,4 @@ make INTF=1 NUM_OF_SDI=4
 make INTF=1 NUM_OF_SDI=8
 ```
 
-- [AD7606x Corresponding no-OS project](https://analogdevicesinc.github.io/no-OS/projects/ad7606x-fmc.html)
+Corresponding no-OS project: [ad7606x-fmc](https://github.com/analogdevicesinc/no-OS/tree/main/projects/ad7606x-fmc)