add header to msixtrace
+#
+# MSIXTrace.PS1
+#
+# Generated by: Microsoft Corporation
+#
+# Version: 1.1.0.0
+#
+# Enables tracing of MSIX package installs for MSIX Core
+
param (
[Parameter(ParameterSetName="start", Mandatory=$true)]
[switch]$start,
