fix: remove redundant headfile

1.remove redundant headfile in kernel, such as:
  compiler.h;debug.h;automount.h;inode.h;syslog.h;net.h;
2.split fs.h to file.h and driver.h
3.move vnode.h and path_cache.h to vfs/include
4.remove redundant interface and defines

close: #I3RTNR
Signed-off-by: Nmucor <mucorwang@gmail.com>

source/diskio.c

@@ -8,7 +8,6 @@
 /*-----------------------------------------------------------------------*/
 #include "diskio.h"
 #ifndef __LITEOS_M__
-#include "fs/fs.h"
 #include "string.h"
 #include "disk.h"
 #else

source/ff.h

@@ -24,10 +24,12 @@
 extern "C" {
 #endif
 
+#include <dirent.h>
+#include <sys/types.h>
 #include "integer.h"	/* Basic integer types */
 #include "ffconf.h"		/* FatFs configuration options */
 #ifdef LOSCFG_FS_FAT_VIRTUAL_PARTITION
-#include "fs/fs.h"
+#include "virpart.h"
 #endif
 #ifndef __LITEOS_M__
 #include "los_list.h"
@@ -35,7 +37,6 @@ extern "C" {
 #if FF_DEFINED != FFCONF_DEF
 #error Wrong configuration file (ffconf.h).
 #endif
-#include "dirent.h"
 
 /*--------------------------------*/
 /* LFN/Directory working buffer   */