add wifi6 8852be driver

hc

2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da

 kernel/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c
..
..
@@ -134,6 +134,7 @@
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 		    device->chipset == 0xaa ||
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 		    device->chipset == 0xac)
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 			return g84_pll_mapping;
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+		fallthrough;
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 	default:
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 		return NULL;
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 	}