tools: fix python-env install by install.ps1

Closes espressif#8647

install.ps1

@@ -4,14 +4,16 @@ $IDF_PATH = $PSScriptRoot
 $TARGETS = (python "$IDF_PATH/tools/install_util.py" extract targets "$args")
 
 Write-Output "Installing ESP-IDF tools"
-Start-Process -Wait -NoNewWindow -FilePath "python" -Args "$IDF_PATH/tools/idf_tools.py install --targets=${TARGETS}"
-if ($LASTEXITCODE -ne 0)  { exit $LASTEXITCODE } # if error
+$proces_tools = Start-Process -Wait -PassThru -NoNewWindow -FilePath "python" -Args "$IDF_PATH/tools/idf_tools.py install --targets=${TARGETS}"
+$exit_code_tools = $proces_tools.ExitCode
+if ($exit_code_tools -ne 0) { exit $exit_code_tools }  # if error
 
 $FEATURES = (python "$IDF_PATH/tools/install_util.py" extract features "$args")
 
 Write-Output "Setting up Python environment"
-Start-Process -Wait  -NoNewWindow -FilePath "python" -Args "$IDF_PATH/tools/idf_tools.py install-python-env --features=${FEATURES}"
-if ($LASTEXITCODE -ne 0)  { exit $LASTEXITCODE} # if error
+$proces_py_env = Start-Process -Wait -PassThru  -NoNewWindow -FilePath "python" -Args "$IDF_PATH/tools/idf_tools.py install-python-env --features=${FEATURES}"
+$exit_code_py_env = $proces_py_env.ExitCode
+if ($exit_code_py_env -ne 0) { exit $exit_code_py_env } # if error
 
 
 Write-Output "