Update legacy (non-iflib) drivers in **11-STABLE** branch with recent changes from out-of-tree version.
Major changes:
- Support for new BASE-T device with additional link speeds (2.5G and 5G) and EEE.
- Additional I2C access methods backported from ixl-iflib
- FW LLDP Agent control with sysctl added also for X722 devices
- MAC/VLAN filters handling refactored