ARM: s5pv210: fix pm.c kernel-doc warning

Use the correct function name in the kernel-doc comment to prevent
a kernel-doc warning:

arch/arm/mach-s5pv210/pm.c:61: warning: expecting prototype for s3c_pm_do_restore(). Prototype was for s3c_pm_do_restore_core() instead
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: <patches@armlinux.org.uk>
Link: https://lore.kernel.org/r/20240114052751.17242-1-rdunlap@infradead.org
Fixes: 423c62bf ("ARM: s5pv210: use private pm save/restore")
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

arch/arm/mach-s5pv210/pm.c

@@ -47,7 +47,7 @@ static void s3c_pm_do_save(struct sleep_save *ptr, int count)
 }
 
 /**
- * s3c_pm_do_restore() - restore register values from the save list.
+ * s3c_pm_do_restore_core() - restore register values from the save list.
  * @ptr: Pointer to an array of registers.
  * @count: Size of the ptr array.
  *