[][kernel][common][rename patches to match new naming rules]

[Description]
Change following patches to match new naming rules
999-2610: remove duplicate 'PATCH' text from
999-2620: remove duplicate 'PATCH' text from
999-2621: remove duplicate 'PATCH' text from
999-2622: remove duplicate 'PATCH' text from
999-2723: remove duplicate 'PATCH' text from
999-2724: remove duplicate 'PATCH' text from
999-1703: this is not a backport patch, move it to 999-2704

[Release-log]
N/A

Change-Id: I245da3b0e5b7299b42473c20cc6f0899cffc1aa4
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/7599011
8 files changed