ice: Refactor promiscuous functions

[ Upstream commit fabf480b ]

Some of the promiscuous mode functions take a boolean to indicate
set/clear, which affects readability. Refactor and provide an
interface for the promiscuous mode code with explicit set and clear
promiscuous mode operations.

Signed-off-by: Brett Creeley <brett.creeley@intel.com>
Tested-by: Konrad Jankowski <konrad0.jankowski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Stable-dep-of: 425c5f26 ("ice: Check VF VSI Pointer Value in ice_vc_add_fdir_fltr()")
Signed-off-by: Sasha Levin <sashal@kernel.org>