Add stat counters for Jumbo Frames using SGE ring.
Also remove the checks for IFCAP_LRO in bxe_alloc_fp_buffers() and bxe_pf_rx_q_prep() since both TPA and Jumbo can use SGE ring.

Submitted by:gary.zambrano@qlogic.com
Approved by:davidcs@freebsd.org
MFC after:5 days