[][kernel][common][Refactor pinctrl spinlock patch name]

[Description]
Refactor pinctrl spinlock patch w/ internal backport naming rule 999-1xxx-v[0-9].[0-9].

[Release-log]
N/A

Change-Id: I9e5de5d4b0d657848c52f940e79aeacb45bd510d
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/8362271
1 file changed