Mention O_CREAT and O_TMPFILE in both open(2) fortify messages.

Spotted while reading gbiv's forthcoming "how fortify works"
documentation.

Test: treehugger
Change-Id: I89827bc9afa8e445de8361e938075fabf73ac518
diff --git a/libc/include/bits/fortify/fcntl.h b/libc/include/bits/fortify/fcntl.h
index 7063541..7fe60f4 100644
--- a/libc/include/bits/fortify/fcntl.h
+++ b/libc/include/bits/fortify/fcntl.h
@@ -41,7 +41,7 @@
 #if defined(__BIONIC_FORTIFY)
 #define __open_too_many_args_error "too many arguments"
 #define __open_too_few_args_error "called with O_CREAT or O_TMPFILE, but missing mode"
-#define __open_useless_modes_warning "has superfluous mode bits; missing O_CREAT?"
+#define __open_useless_modes_warning "has superfluous mode bits; missing O_CREAT or O_TMPFILE?"
 /* O_TMPFILE shares bits with O_DIRECTORY. */
 #define __open_modes_useful(flags) (((flags) & O_CREAT) || ((flags) & O_TMPFILE) == O_TMPFILE)