[scudo] Try to re-enabled the test on arm

It's probably fixed by D102886.

Builder to watch https://lab.llvm.org/buildbot/#/builders/clang-cmake-armv7-full

Reviewed By: hctim, cryptoad

Differential Revision: https://reviews.llvm.org/D102887

compiler-rt/lib/scudo/standalone/tests/secondary_test.cpp

@@ -33,11 +33,6 @@ template <typename Config> static void testSecondaryBasic(void) {
   EXPECT_GE(SecondaryT::getBlockSize(P), Size);
   L->deallocate(scudo::Options{}, P);
 
-// TODO(hctim): Looks like the secondary pointer doesn't get unmapped on arm32.
-// It's not clear whether this is a kernel issue, or something in EXPECT_DEATH()
-// is mmap-ing something that uses the same vaddr space. For now, just disable
-// the test on arm32 until we can debug it further.
-#ifndef __arm__
   // If the Secondary can't cache that pointer, it will be unmapped.
   if (!L->canCache(Size)) {
     EXPECT_DEATH(
@@ -52,7 +47,6 @@ template <typename Config> static void testSecondaryBasic(void) {
         },
         "");
   }
-#endif // __arm__
 
   const scudo::uptr Align = 1U << 16;
   P = L->allocate(scudo::Options{}, Size + Align, Align);