i40e: add 100Mb ethtool reporting

Add some missing reporting/advertisement of 100Mb capability
for adapters that support it.

Change-ID: I8b8523fbdc99517bec29d90c71b3744db11542ac
Signed-off-by: Catherine Sullivan <[email protected]>
Tested-by: Andrew Bowers <[email protected]>
Signed-off-by: Jeff Kirsher <[email protected]>
2 files changed