Add -NoPath support to both InstallDotNetSdk and InstallDotNet functions; needed for users who directly invoke these commands repeatedly in test work items (#6092)

Author: MattGal

eng/common/tools.ps1

@@ -240,8 +240,8 @@ function GetDotNetInstallScript([string] $dotnetRoot) {
   return $installScript
 }
 
-function InstallDotNetSdk([string] $dotnetRoot, [string] $version, [string] $architecture = '') {
-  InstallDotNet $dotnetRoot $version $architecture '' $false $runtimeSourceFeed $runtimeSourceFeedKey
+function InstallDotNetSdk([string] $dotnetRoot, [string] $version, [string] $architecture = '', [switch] $noPath) {
+  InstallDotNet $dotnetRoot $version $architecture '' $false $runtimeSourceFeed $runtimeSourceFeedKey -noPath:$noPath
 }
 
 function InstallDotNet([string] $dotnetRoot,
@@ -250,7 +250,8 @@ function InstallDotNet([string] $dotnetRoot,
   [string] $runtime = '',
   [bool] $skipNonVersionedFiles = $false,
   [string] $runtimeSourceFeed = '',
-  [string] $runtimeSourceFeedKey = '') {
+  [string] $runtimeSourceFeedKey = '',
+  [switch] $noPath) {
 
   $installScript = GetDotNetInstallScript $dotnetRoot
   $installParameters = @{
@@ -261,6 +262,7 @@ function InstallDotNet([string] $dotnetRoot,
   if ($architecture) { $installParameters.Architecture = $architecture }
   if ($runtime) { $installParameters.Runtime = $runtime }
   if ($skipNonVersionedFiles) { $installParameters.SkipNonVersionedFiles = $skipNonVersionedFiles }
+  if ($noPath) { $installParameters.NoPath = $True }
 
   try {
     & $installScript @installParameters