Update build-tools to ab/8932651

https://ci.android.com/builds/branches/aosp-build-tools-release/grid?head=8932651&tail=8932651

Test: treehugger
Change-Id: Ibda0d4a93149b38591dadd04a8455d9b65959cb4
Merged-In: Ibda0d4a93149b38591dadd04a8455d9b65959cb4
Bug: 235461679
diff --git a/sysroots/i686-linux-musl/include/signal.h b/sysroots/i686-linux-musl/include/signal.h
index 3ad38c8..b6711bc 100644
--- a/sysroots/i686-linux-musl/include/signal.h
+++ b/sysroots/i686-linux-musl/include/signal.h
@@ -178,6 +178,9 @@
 #define sa_handler   __sa_handler.sa_handler
 #define sa_sigaction __sa_handler.sa_sigaction
 
+#define SA_UNSUPPORTED 0x00000400
+#define SA_EXPOSE_TAGBITS 0x00000800
+
 struct sigevent {
 	union sigval sigev_value;
 	int sigev_signo;
@@ -262,6 +265,9 @@
 #if defined(_BSD_SOURCE) || defined(_GNU_SOURCE)
 #define NSIG _NSIG
 typedef void (*sig_t)(int);
+
+#define SYS_SECCOMP 1
+#define SYS_USER_DISPATCH 2
 #endif
 
 #ifdef _GNU_SOURCE