[][openwrt][common][Upgrade kernel version from 5.4.246 to 5.4.260]

[Description]
Change kernel version and hash in
201-change_kernel_version_and_hash_due_to_upgrading_from_5.4.246_to_5.4.260.patch
Add patches that conflict in kernel 5.4.260 in remove.patch.list

[Release-log]

Change-Id: Ie17eb858d71995dc50cfb6d0159dd3d1470b4133
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/8231346
diff --git a/remove.patch.list b/remove.patch.list
index e328364..9c58e6d 100644
--- a/remove.patch.list
+++ b/remove.patch.list
@@ -27,3 +27,5 @@
 target/linux/generic/pending-5.15/702-net-ethernet-mtk_eth_soc-enable-threaded-NAPI.patch
 target/linux/mediatek/patches-5.15/510-net-mediatek-add-flow-offload-for-mt7623.patch
 target/linux/mediatek/patches-5.15/703-v5.17-net-ethernet-mtk_eth_soc-implement-Clause-45-MDIO-ac.patch
+target/linux/generic/backport-5.4/711-v6.3-bgmac-fix-initial-chip-reset-to-support-BCM5358.patch
+target/linux/mediatek/patches-5.4/999-1700-macsec-revert-async-support.patch