[Sanitizers] Test including rpc/xdr.h requires sunrpc

[sberg]

Summary

...which is set based on HAVE_RPC_XDR_H. At least Fedora 32 does not have a /usr/include/rpc/xdr.h, so failed this test introduced with https://reviews.llvm.org/D83358 "[Sanitizers] Add interceptor for xdrrec_create".

[guiand]

LGTM. Thanks!

[eugenis]

LGTM

compiler-rt/test/sanitizer_common/TestCases/Linux/xdrrec.cpp

 // RUN: %clangxx -O0 %s -o %t && %run %t | FileCheck %s
-// REQUIRES: !android
+// REQUIRES: sunrpc, !android
 #include <cassert>
 #include <rpc/xdr.h>
 
 int print_msg(char *handle, char *buf, int len) {
   if (len > 0) {
     for (size_t i = 0; i < len; i++) {
       printf("%02x ", (uint8_t)buf[i]);
     }