net/bnxt: refactor HWRM ring allocation routine
net/bnxt: refactor HWRM ring allocation routine

bnxt_alloc_hwrm_rings() was duplicating a snippet of code that was
already present in bnxt_alloc_hwrm_rx_ring() with just one line/function
invocation missing. Add that line and replace the snippet of code
with a call to bnxt_hwrm_alloc_rx_ring

Signed-off-by: Somnath Kotur <b8220280eb86080d22ca0cb32db0b374b9a89cc6@broadcom.com>
Reviewed-by: Ajit Khaparde <01965fbd61169dc18f3fb5e13de7f67d298f8924@broadcom.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk