This patch removes legacy config support in blobfs library.
Mostly reverting patch:
(97f3104) blobfs: Add conf parse for blobfs.
CacheBufferShift option in legacy config is not tested in CI,
and never received corresponding RPC.
If required the RPC can always be added later on.
Signed-off-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Change-Id: I54e39f069047a243b2186ae5ea225ed452180488
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/4668
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com>