ptp_pch: Restore dependency on PCI

ptp_pch: Restore dependency on PCI

[ Upstream commit 55c8fca1dae1fb0d11deaa21b65a647dedb1bc50 ]

During the swap dependency on PCH_GBE to selection PTP_1588_CLOCK_PCH
incidentally dropped the implicit dependency on the PCI. Restore it.

Fixes: 18d359ceb044 ("pch_gbe, ptp_pch: Fix the dependency direction between these drivers")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>