Remove PDBs from fxdependent pacakge (#8006)

tools/packaging/packaging.psm1

@@ -269,6 +269,11 @@ function Start-PSPackage {
                 }
             }
             "fxdependent" {
+                ## Remove PDBs from package to reduce size.
+                if(-not $IncludeSymbols.IsPresent) {
+                    Get-ChildItem -Recurse $Source -Filter *.pdb | Remove-Item -Force
+                }
+
                 if ($IsWindows) {
                     $Arguments = @{
                         PackageNameSuffix = $NameSuffix

tools/releaseBuild/Images/microsoft_powershell_windowsservercore/PowerShellPackage.ps1

@@ -94,7 +94,12 @@ try{
     {
         Write-Verbose "Starting powershell build for RID: $Runtime and ReleaseTag: $ReleaseTag ..." -verbose
         $buildParams = @{'CrossGen'= $Runtime -notmatch "arm" -and $Runtime -ne "fxdependent"}
-        if(!$Symbols.IsPresent)
+
+        if($Symbols.IsPresent)
+        {
+            $buildParams['NoPSModuleRestore'] = $true
+        }
+        else
         {
             $buildParams['PSModuleRestore'] = $true
         }