powerpc/pseries/eeh: Fix dumb linebreaks

These annoy me every time I see them. Why are they here? They're not even
needed for 80cols compliance.

Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200818044557.135497-1-oohall@gmail.com