Update to v5.15 kernel headers.

Kernel headers coming from:

Git: https://android.googlesource.com/kernel/common/
Branch: android-mainline
Tag: android-mainline-5.15

Test: Builds, and ran bionic unit tests on flame.
Change-Id: I86901ea6d89fb0f7384b90a47bef35d194083c24
diff --git a/libc/kernel/uapi/drm/vmwgfx_drm.h b/libc/kernel/uapi/drm/vmwgfx_drm.h
index 982b64f..f3a67e1 100644
--- a/libc/kernel/uapi/drm/vmwgfx_drm.h
+++ b/libc/kernel/uapi/drm/vmwgfx_drm.h
@@ -56,6 +56,9 @@
 #define DRM_VMW_GB_SURFACE_CREATE_EXT 27
 #define DRM_VMW_GB_SURFACE_REF_EXT 28
 #define DRM_VMW_MSG 29
+#define DRM_VMW_MKSSTAT_RESET 30
+#define DRM_VMW_MKSSTAT_ADD 31
+#define DRM_VMW_MKSSTAT_REMOVE 32
 #define DRM_VMW_PARAM_NUM_STREAMS 0
 #define DRM_VMW_PARAM_NUM_FREE_STREAMS 1
 #define DRM_VMW_PARAM_3D 2
@@ -360,6 +363,19 @@
   __s32 send_only;
   __u32 receive_len;
 };
+struct drm_vmw_mksstat_add_arg {
+  __u64 stat;
+  __u64 info;
+  __u64 strs;
+  __u64 stat_len;
+  __u64 info_len;
+  __u64 strs_len;
+  __u64 description;
+  __u64 id;
+};
+struct drm_vmw_mksstat_remove_arg {
+  __u64 id;
+};
 #ifdef __cplusplus
 }
 #endif