Clean up trailing whitespace in the kernel headers.

And fix the scripts so they stop letting trailing whitespace through.

Change-Id: Ie109fbe1f63321e565ba0fa60fee8e9cf3a61cfc
diff --git a/libc/kernel/common/linux/vmalloc.h b/libc/kernel/common/linux/vmalloc.h
index 7928ee3..9add232 100644
--- a/libc/kernel/common/linux/vmalloc.h
+++ b/libc/kernel/common/linux/vmalloc.h
@@ -19,17 +19,17 @@
 #ifndef _LINUX_VMALLOC_H
 #define _LINUX_VMALLOC_H
 #include <linux/spinlock.h>
-#include <asm/page.h>  
+#include <asm/page.h>
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 struct vm_area_struct;
-#define VM_IOREMAP 0x00000001  
-#define VM_ALLOC 0x00000002  
-#define VM_MAP 0x00000004  
+#define VM_IOREMAP 0x00000001
+#define VM_ALLOC 0x00000002
+#define VM_MAP 0x00000004
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define VM_USERMAP 0x00000008  
-#define VM_VPAGES 0x00000010  
+#define VM_USERMAP 0x00000008
+#define VM_VPAGES 0x00000010
 #ifndef IOREMAP_MAX_ORDER
-#define IOREMAP_MAX_ORDER (7 + PAGE_SHIFT)  
+#define IOREMAP_MAX_ORDER (7 + PAGE_SHIFT)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #endif
 struct vm_struct {