change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/drivers/net/ethernet/oki-semi/pch_gbe/Makefile
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@@ -1,3 +1,4 @@
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+# SPDX-License-Identifier: GPL-2.0-only
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 obj-$(CONFIG_PCH_GBE) += pch_gbe.o
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 pch_gbe-y := pch_gbe_phy.o pch_gbe_ethtool.o pch_gbe_param.o