Merge pull request swiftlang#11369 from DanBlackwell/pick-libfuzzer-sig-trap-allow-any-order

[🍒][libFuzzer] Change sig-trap test to allow expected output strings in any order

Author: DanBlackwell

compiler-rt/test/fuzzer/sig-trap.test

@@ -5,7 +5,7 @@ UNSUPPORTED: target={{.*windows.*}}
 RUN: %cpp_compiler %S/SigTrapTest.cpp -o %t
 
 RUN: not %run %t            2>&1 | FileCheck %s
-CHECK: BINGO
-CHECK: ERROR: libFuzzer: deadly signal
+CHECK-DAG: BINGO
+CHECK-DAG: ERROR: libFuzzer: deadly signal
 
 RUN: trap "%run %t -handle_trap=0" TRAP