[OE-core] [PATCH] ethtool: upgrade 5.3 -> 5.4

[Ross Burton]

WARNING: ethtool-5.4-r0 do_patch: Fuzz detected:

Applying patch avoid_parallel_tests.patch
patching file configure.ac
Hunk #1 succeeded at 2 with fuzz 1.

The context lines in the patches can be updated with devtool:

     devtool modify ethtool
     devtool finish --force-patch-refresh ethtool <layer_path>

Don't forget to review changes done by devtool!

WARNING: ethtool-5.4-r0 do_patch: QA Issue: Patch log indicates that 
patches do not apply cleanly. [patch-fuzz]