s390x: Remove unnecessary decheck

Change-Id: Icc3d98ee1f0ef2027b5ea0185f031ac84778b81b
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2779034Reviewed-by: Milad Fa <mfarazma@redhat.com>
Commit-Queue: Junliang Yan <junyan@redhat.com>
Cr-Commit-Position: refs/heads/master@{#73581}

src/codegen/s390/macro-assembler-s390.cc

@@ -327,8 +327,6 @@ void TurboAssembler::Jump(intptr_t target, RelocInfo::Mode rmode,
 
   if (cond != al) b(NegateCondition(cond), &skip);
 
-  DCHECK(rmode == RelocInfo::CODE_TARGET || rmode == RelocInfo::RUNTIME_ENTRY);
-
   mov(ip, Operand(target, rmode));
   b(ip);