message: Force the execution policy on the til::feature powershell script
  It was not set to `bypass`, which gave some trouble.
  This commit brings it in line with the Windows build rule.
diff: DependsOnTargets="_GenerateBranchAndBrandingCache">
  <MakeDir Directories="$(OpenConsoleCommonOutDir)\inc" />
  <Exec
  - Command="powershell -NoProfile -Command &quot;$(SolutionDir)\tools\Generate-FeatureStagingHeader.ps1&quot; -Path &quot;%(FeatureFlagFile.FullPath)&quot; -Branding $(_WTBrandingName)"
  + Command="powershell -NoLogo -NoProfile -NonInteractive -ExecutionPolicy ByPass -Command &quot;$(SolutionDir)\tools\Generate-FeatureStagingHeader.ps1&quot; -Path &quot;%(FeatureFlagFile.FullPath)&quot; -Branding $(_WTBrandingName)"
  ConsoleToMsBuild="true"
  StandardOutputImportance="low">
  <Output TaskParameter="ConsoleOutput" ItemName="_FeatureFlagFileLines" />
  