kernel-doc: fix some errors

- Delete fs.xml from DOCBOOKS to fix an error.
     Commit e3ff797c added fs.xml to DOCBOOKS
     but missed to add doc/DocBook/fs.tmpl.
  - Fix the location of include guard in include/linker_lists.h.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Reported-by: Abraham Varricatt <abraham.varricatt@vvdntech.com>
Acked-by: Simon Glass <sjg@chromium.org>

doc/DocBook/Makefile

@@ -6,7 +6,7 @@
 # To add a new book the only step required is to add the book to the
 # list of DOCBOOKS.
 
-DOCBOOKS := fs.xml linker_lists.xml stdio.xml
+DOCBOOKS := linker_lists.xml stdio.xml
 
 ###
 # The build process is as follows (targets):

include/linker_lists.h

@@ -8,6 +8,9 @@
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
+#ifndef __LINKER_LISTS_H__
+#define __LINKER_LISTS_H__
+
 /*
  * There is no use in including this from ASM files, but that happens
  * anyway, e.g. PPC kgdb.S includes command.h which incluse us.
@@ -97,9 +100,6 @@
  *   %u_boot_list_2_drivers_3
  */
 
-#ifndef __LINKER_LISTS_H__
-#define __LINKER_LISTS_H__
-
 /**
  * ll_entry_declare() - Declare linker-generated array entry
  * @_type:	Data type of the entry