Update to kernel headers to v5.1.3.

Test: Builds and boots taimen.
Test: Ran bionic unit tests.
Change-Id: Ieaca8709d568f075df8cac60c9da2c0ed1916963
diff --git a/libc/include/sys/mman.h b/libc/include/sys/mman.h
index 4073fbf..89d6d07 100644
--- a/libc/include/sys/mman.h
+++ b/libc/include/sys/mman.h
@@ -31,7 +31,7 @@
 
 #include <sys/cdefs.h>
 #include <sys/types.h>
-#include <asm/mman.h>
+#include <linux/mman.h>
 
 __BEGIN_DECLS