Revert "Update to v5.18 kernel headers."

Revert "Update to v5.18 kernel headers."

Revert submission 2106847-kernel_update

Reason for revert: b/234125620
Reverted Changes:
I5844ca1fc:Update to v5.18 kernel headers.
I5700813ee:Update to v5.18 kernel headers.
Bug: 234125620

Change-Id: I07a39aa9c01939455b5a2a9da5fc04be497ca399
diff --git a/libc/kernel/uapi/linux/omap3isp.h b/libc/kernel/uapi/linux/omap3isp.h
index 53345e3..d2eceb7 100644
--- a/libc/kernel/uapi/linux/omap3isp.h
+++ b/libc/kernel/uapi/linux/omap3isp.h
@@ -89,11 +89,10 @@
 struct omap3isp_stat_data {
   struct timeval ts;
   void __user * buf;
-  __struct_group(, frame,, __u32 buf_size;
+  __u32 buf_size;
   __u16 frame_number;
   __u16 cur_frame;
   __u16 config_counter;
- );
 };
 #define OMAP3ISP_HIST_BINS_32 0
 #define OMAP3ISP_HIST_BINS_64 1