net/bnxt: get default HWRM command timeout from FW

net/bnxt: get default HWRM command timeout from FW

The HWRM command timeout is set to a very high value.
VER_GET command response returns the default request timeout value.
Use this value for waiting for HWRM commands to complete.
Poll for the valid bit every 1us instead of 600us.

Fixes: cbcd375d37d2 ("net/bnxt: fix HWRM macros and locking")
Cc: stable@dpdk.org
Signed-off-by: Santoshkumar Karanappa Rastapur <santosh.rastapur@broadcom.com>
Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
Reviewed-by: Lance Richardson <lance.richardson@broadcom.com>