[rdkb][common][bsp][Refactor and sync kernel from openwrt]

[Description]
7cb2b67e [kernel][mt7988][bsp][Change number of CPUs to 3 for the MT7988C/D]
d13e0e89 [MAC80211][wed][remove wed rx ring1 setting to support eagle ics]
7ca8fcfd [spinand: etron get ecc status return ecc strength]
9dcd7ee4 [Add Unused patch to remove.patch.list]
28b05462 [kernel][common][eth][Add debug information to the SFP]
786df557 [[Eagle][BE19000][MT7988][MT76][WiFi][Auto_test][sigma]after flash image, give a cmd, will block]

[Release-log]

Change-Id: If0ea2dfdc0bbd6eb91fb0841c728afeffe753029
20 files changed