MFC: Merge ENA v2.3.0 driver
r367805 Update ENA driver version to v2.3.0
r367803 Rename descriptions of the supported ENA devices
r367802 Add ENI metrics for the ENA driver
r367801 Add SPDX license tag to the ENA driver files
r367800 Add Rx offsets support for the ENA driver
r367799 Adjust ENA driver files to latest ena-com changes
r367795 Fix completion descriptors alignment for the ENA
Obtained from: Semihalf
Sponsored by: Amazon, Inc