[][kernel][mt7986][eth][Disable CONFIG_MEDIATEK_NETSYS_v3 by default]

[Description]
Add a config to disable CONFIG_MEDIATEK_NETSYS_V3.

[Release-log]
N/A


Change-Id: Icc884b292ac1d7f10192ed5554b3876f8ed77a42
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/6614765
Build: srv_hbgsm110
diff --git a/target/linux/mediatek/mt7986/config-5.4 b/target/linux/mediatek/mt7986/config-5.4
index a6664da..a8ecb3d 100644
--- a/target/linux/mediatek/mt7986/config-5.4
+++ b/target/linux/mediatek/mt7986/config-5.4
@@ -301,6 +301,7 @@
 # CONFIG_MEDIATEK_GE_PHY is not set
 CONFIG_MEDIATEK_MT6577_AUXADC=y
 CONFIG_MEDIATEK_NETSYS_V2=y
+# CONFIG_MEDIATEK_NETSYS_V3 is not set
 CONFIG_MEDIATEK_WATCHDOG=y
 CONFIG_MEDIA_SUPPORT=y
 CONFIG_MEMFD_CREATE=y