Merge branch 'mlxsw-multichain-tc-offload'

Jiri Pirko says:

====================
mlxsw: spectrum: Introduce multichain TC offload

This patchset introduces offloading of rules added to chain with
non-zero index, which was previously forbidden. Also, goto_chain
termination action is offloaded allowing to jump to processing
of desired chain.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>