Update runtests.cmd

Author: HaoK

eng/helix/vstest/runtests.cmd

@@ -1,14 +1,14 @@
 set target=%1
 set sdkVersion=%2
 set runtimeVersion=%3
-powershell.exe -NoProfile -ExecutionPolicy unrestricted -Command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; &([scriptblock]::Create((Invoke-WebRequest -useb 'https://dot.net/v1/dotnet-install.ps1'))) -Version %sdkVersion% -InstallDir %HELIX_CORRELATION_PAYLOAD%\sdk"
-powershell.exe -NoProfile -ExecutionPolicy unrestricted -Command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; &([scriptblock]::Create((Invoke-WebRequest -useb 'https://dot.net/v1/dotnet-install.ps1'))) -Runtime dotnet -Version %runtimeVersion% -InstallDir %HELIX_CORRELATION_PAYLOAD%\sdk"
-set DOTNET_SKIP_FIRST_TIME_EXPERIENCE=1
 set DOTNET_ROOT=%HELIX_CORRELATION_PAYLOAD%/sdk
+powershell.exe -NoProfile -ExecutionPolicy unrestricted -Command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; &([scriptblock]::Create((Invoke-WebRequest -useb 'https://dot.net/v1/dotnet-install.ps1'))) -Version %sdkVersion% -InstallDir %DOTNET_ROOT%"
+powershell.exe -NoProfile -ExecutionPolicy unrestricted -Command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; &([scriptblock]::Create((Invoke-WebRequest -useb 'https://dot.net/v1/dotnet-install.ps1'))) -Runtime dotnet -Version %runtimeVersion% -InstallDir %DOTNET_ROOT%"
+set DOTNET_SKIP_FIRST_TIME_EXPERIENCE=1
 set PATH=%DOTNET_ROOT%;%PATH%
 set DOTNET_MULTILEVEL_LOOKUP=0
-set DOTNET_CLI_HOME=%HELIX_CORRELATION_PAYLOAD%/home
+set DOTNET_CLI_HOME=%DOTNET_ROOT%
 set helix=true
-%HELIX_CORRELATION_PAYLOAD%\sdk\dotnet vstest %target% --logger:trx
+%DOTNET_ROOT%\dotnet vstest %target% --logger:trx