parameterized api key for nuget package push

nupkg/push_packages.ps1

@@ -1,5 +1,7 @@
 . ".\common.ps1"
 
+$apiKey = $args[0]
+
 # Get the version
 [xml]$commonPropsXml = Get-Content (Join-Path $rootFolder "common.props")
 $version = $commonPropsXml.Project.PropertyGroup.Version
@@ -7,7 +9,7 @@ $version = $commonPropsXml.Project.PropertyGroup.Version
 # Publish all packages
 foreach($project in $projects) {
     $projectName = $project.Substring($project.LastIndexOf("/") + 1)
-    & dotnet nuget push ($projectName + "." + $version + ".nupkg") -s https://api.nuget.org/v3/index.json --api-key "API_KEY"
+    & dotnet nuget push ($projectName + "." + $version + ".nupkg") -s https://api.nuget.org/v3/index.json --api-key "$apiKey"
 }
 
 # Go back to the pack folder