BACKPORT: PHYTIUM: Update phytium copyright info to 2024

Signed-off-by: liutianyu1250 <liutianyu1250@phytium.com.cn>

Link: https://gitee.com/phytium_embedded/phytium-linux-kernel/commit/f1b4bd2a3b847e061631dfea27f4c64bb75cfe9b
[Kexy: Dropped nonexistent files]
Signed-off-by: Kexy Biscuit <kexybiscuit@aosc.io>

drivers/net/ethernet/stmicro/stmmac/dwmac-phytium.c

@@ -2,7 +2,7 @@
 /*
  * Phytium DWMAC specific glue layer
  *
- * Copyright (C) 2022, Phytium Technology Co., Ltd.
+ * Copyright (c) 2022-2024 Phytium Technology Co., Ltd.
  *
  * Chen Baozi <chenbaozi@phytium.com.cn>
  */