[Infineon] Update CYW30739 README files and setup requirements. (#34348)

Author: hsusid

examples/light-switch-app/infineon/cyw30739/README.md

@@ -12,7 +12,7 @@ An example showing the use of Matter on the Infineon CYW30739 platform.
     -   [Installing ModusToolbox™ Software](#installing-modustoolbox-software)
         -   [ModusToolbox™ tools package](#modustoolbox-tools-package)
             -   [Note for WSL (Windows Subsystem for Linux)](#note-for-wsl-windows-subsystem-for-linux)
-        -   [Checkout Submodules](#checkout-submodules)
+        -   [Checkout Submodules and Bootstrap](#checkout-submodules-and-bootstrap)
     -   [Building](#building)
     -   [Factory Data](#factory-data)
         -   [Commissionable Data](#commissionable-data)
@@ -65,14 +65,15 @@ If you are using WSL, please ensure you have installed the ModusToolbox™
 Software for Linux. Running Windows tools directly from the WSL command line
 would cause path resolution failure in the build process.
 
-### Checkout Submodules
+### Checkout Submodules and Bootstrap
 
 Before building the example, check out the Matter repository and sync submodules
 using the following command:
 
 ```bash
 $ cd ~/connectedhomeip
 $ scripts/checkout_submodules.py --platform infineon
+$ bash scripts/bootstrap.sh -p all,infineon
 ```
 
 ## Building

examples/lighting-app/infineon/cyw30739/README.md

@@ -12,7 +12,7 @@ An example showing the use of Matter on the Infineon CYW30739 platform.
     -   [Installing ModusToolbox™ Software](#installing-modustoolbox-software)
         -   [ModusToolbox™ tools package](#modustoolbox-tools-package)
             -   [Note for WSL (Windows Subsystem for Linux)](#note-for-wsl-windows-subsystem-for-linux)
-        -   [Checkout Submodules](#checkout-submodules)
+        -   [Checkout Submodules and Bootstrap](#checkout-submodules-and-bootstrap)
     -   [Building](#building)
     -   [Factory Data](#factory-data)
         -   [Commissionable Data](#commissionable-data)
@@ -65,14 +65,15 @@ If you are using WSL, please ensure you have installed the ModusToolbox™
 Software for Linux. Running Windows tools directly from the WSL command line
 would cause path resolution failure in the build process.
 
-### Checkout Submodules
+### Checkout Submodules and Bootstrap
 
 Before building the example, check out the Matter repository and sync submodules
 using the following command:
 
 ```bash
 $ cd ~/connectedhomeip
 $ scripts/checkout_submodules.py --platform infineon
+$ bash scripts/bootstrap.sh -p all,infineon
 ```
 
 ## Building

examples/lock-app/infineon/cyw30739/README.md

@@ -12,7 +12,7 @@ An example showing the use of Matter on the Infineon CYW30739 platform.
     -   [Installing ModusToolbox™ Software](#installing-modustoolbox-software)
         -   [ModusToolbox™ tools package](#modustoolbox-tools-package)
             -   [Note for WSL (Windows Subsystem for Linux)](#note-for-wsl-windows-subsystem-for-linux)
-        -   [Checkout Submodules](#checkout-submodules)
+        -   [Checkout Submodules and Bootstrap](#checkout-submodules-and-bootstrap)
     -   [Building](#building)
     -   [Factory Data](#factory-data)
         -   [Commissionable Data](#commissionable-data)
@@ -65,14 +65,15 @@ If you are using WSL, please ensure you have installed the ModusToolbox™
 Software for Linux. Running Windows tools directly from the WSL command line
 would cause path resolution failure in the build process.
 
-### Checkout Submodules
+### Checkout Submodules and Bootstrap
 
 Before building the example, check out the Matter repository and sync submodules
 using the following command:
 
 ```bash
 $ cd ~/connectedhomeip
 $ scripts/checkout_submodules.py --platform infineon
+$ bash scripts/bootstrap.sh -p all,infineon
 ```
 
 ## Building

examples/thermostat/infineon/cyw30739/README.md

@@ -12,7 +12,7 @@ An example showing the use of Matter on the Infineon CYW30739 platform.
     -   [Installing ModusToolbox™ Software](#installing-modustoolbox-software)
         -   [ModusToolbox™ tools package](#modustoolbox-tools-package)
             -   [Note for WSL (Windows Subsystem for Linux)](#note-for-wsl-windows-subsystem-for-linux)
-        -   [Checkout Submodules](#checkout-submodules)
+        -   [Checkout Submodules and Bootstrap](#checkout-submodules-and-bootstrap)
     -   [Building](#building)
     -   [Factory Data](#factory-data)
         -   [Commissionable Data](#commissionable-data)
@@ -65,14 +65,15 @@ If you are using WSL, please ensure you have installed the ModusToolbox™
 Software for Linux. Running Windows tools directly from the WSL command line
 would cause path resolution failure in the build process.
 
-### Checkout Submodules
+### Checkout Submodules and Bootstrap
 
 Before building the example, check out the Matter repository and sync submodules
 using the following command:
 
 ```bash
 $ cd ~/connectedhomeip
 $ scripts/checkout_submodules.py --platform infineon
+$ bash scripts/bootstrap.sh -p all,infineon
 ```
 
 ## Building

scripts/setup/requirements.infineon.txt

@@ -1,2 +1,4 @@
+ecdsa
+intelhex
 leb128
 zcbor