vlib: fix unaligned runtime_data
vlib: fix unaligned runtime_data

Align runtime_data to 8 bytes to avoid alignment issues with any
pointers in runtime_data located structures.

Type: fix
Signed-off-by: Dmitry Valter <997bc39781579eaf91cfcc2dbe19d04052bf53d3@yandex-team.ru>
Change-Id: I9cb1b73595e654a4b15c45f87b43fa6cfbcb6e51

FDio/vpp,FDio/vpp,FDio/vpp,FDio/vpp,FDio/vpp,FDio/vpp,chrisy/vpp,FDio/vpp,chrisy/vpp,chrisy/vpp,chrisy/vpp,FDio/vpp,chrisy/vpp,chrisy/vpp,chrisy/vpp,chrisy/vpp