Fixed some mixed/tabs spaces for indentation, and used tabs for auto-generated Go code. Signed-off-by: Sebastiaan van Stijn <github@gone.nl> (cherry picked from commit 0f8b616c0c8f959ac4b29f29a8716b8cb7ea28fd) Signed-off-by: Sebastiaan van Stijn <github@gone.nl> Upstream-commit: 73e5951b2e3c13ce84781d28b08cdc1958fb6224 Component: engine