Update READMEs with VADJ/VIO info for ad469x_evb

Author: mandrica

projects/ad469x_evb/README.md

@@ -5,6 +5,8 @@
    - EVAL-AD4692
 - System documentation: https://wiki.analog.com/resources/eval/user-guides/ad469x
 - HDL project documentation: https://analogdevicesinc.github.io/hdl/projects/ad469x_evb/index.html
+- Evaluation board for EVAL-AD4696 VADJ range: 1.2V - 1.8V
+- Evaluation board for EVAL-AD4692 VIO: 3.3V
 
 ## Supported parts
 

projects/ad469x_evb/coraz7s/README.md

@@ -1,5 +1,9 @@
+<!-- no_build_example, no_dts, no_no_os -->
+
 # AD469X-FMC/CORAZ7S HDL Project
 
+- VIO with which it was tested in hardware: 3.3V
+
 ## Building the project
 
 The parameter configurable through the `make` command, can be found below, as well as in the **system_project.tcl** file; it contains the default configuration.

projects/ad469x_evb/de10nano/README.md

@@ -1,5 +1,9 @@
+<!-- no_build_example, no_dts, no_no_os -->
+
 # AD469X-FMC/DE10NANO HDL Project
 
+- VIO with which it was tested in hardware: 3.3V
+
 ## Building the project
 
 The parameter configurable through the `make` command, can be found below, as well as in the **system_project.tcl** file; it contains the default configuration.

projects/ad469x_evb/zed/README.md

@@ -1,5 +1,9 @@
+<!-- no_build_example, no_no_os -->
+
 # AD469X-FMC/ZED HDL Project
 
+- VADJ with which it was tested in hardware: 1.8V
+
 ## Building the project
 
 The parameter configurable through the `make` command, can be found below, as well as in the **system_project.tcl** file; it contains the default configuration.