riscv: fix typo in init.c

Commit 01062356 introduced a typo in "__initdata" spelling
which led to build breakage for XIP. Fix that.

Fixes: 01062356 ("riscv: mm: init: Consolidate vars, functions")
Signed-off-by: Vitaly Wool <vitaly.wool@konsulko.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>

arch/riscv/mm/init.c

@@ -451,7 +451,7 @@ static uintptr_t load_sz __initdata;
 #endif
 
 #ifdef CONFIG_XIP_KERNEL
-static uintptr_t xiprom __inidata;
+static uintptr_t xiprom __initdata;
 static uintptr_t xiprom_sz __initdata;
 #define xiprom_sz      (*((uintptr_t *)XIP_FIXUP(&xiprom_sz)))
 #define xiprom         (*((uintptr_t *)XIP_FIXUP(&xiprom)))