[s390] Upgrade the QETH driver to latest from upstream, e.g. kernel 6.15

Christoph Schlameussrequested to merge
cschlame/centos-stream-9:RHEL-73486 into main

JIRA: https://issues.redhat.com/browse/RHEL-73486

commits:

c3a04f7e281d1066dfa4c7e84a98d5c41ae910cc
0d0b752f2497471ddd2b32143d167d42e18a8f3c
915e34d5ad35a6a9e56113f852ade4a730fb88f0

Signed-off-by: Christoph Schlameuss cschlame@redhat.com

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