vppinfra: install missing tw_timer_2t_2w_512sl header file
vppinfra: install missing tw_timer_2t_2w_512sl header file

Type: improvement

Signed-off-by: Yu Sun <7988bb9b252c231b6b470026c2d0555703219e35@cisco.com>
Change-Id: I68aea7c5776c5b31081c98388df4133d2062218a

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