[msan] Remove INTERCEPT_FUNCTION for sigaction and signal
Already done in InitializeSignalInterceptors()
@@ -1590,8 +1590,6 @@ void InitializeInterceptors() {
INTERCEPT_FUNCTION(dlerror);
INTERCEPT_FUNCTION(dl_iterate_phdr);
INTERCEPT_FUNCTION(getrusage);
- INTERCEPT_FUNCTION(sigaction);
- INTERCEPT_FUNCTION(signal);
#if defined(__mips__)
INTERCEPT_FUNCTION_VER(pthread_create, "GLIBC_2.2");
#else
