Remove obsolete B16 & B32 tags in struct definitions

They were defined as empty macros on all platforms except for the
long unsupported Cray systems which needed to use bitfields to define
types smaller than 64-bits.

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
1 job for B-macros-be-gone in 1 minute and 17 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Test
passed #42386
job

00:01:17