realtek: Fix typo "intialization"

It is written "initialization" and not "intialization"

Signed-off-by: Sven Eckelmann <[email protected]>
Link: https://github.com/openwrt/openwrt/pull/20906
Signed-off-by: Hauke Mehrtens <[email protected]>

target/linux/realtek/files-6.12/arch/mips/rtl838x/prom.c

@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /*
  * prom.c
- * Early intialization code for the Realtek RTL838X SoC
+ * Early initialization code for the Realtek RTL838X SoC
  *
  * based on the original BSP by
  * Copyright (C) 2006-2012 Tony Wu ([email protected])