[lldb] correct comment in deterministic build test

[fanquake]

Summary

Since https://reviews.llvm.org/D103446, lld now also respects the ZERO_AR_DATE env var.

[int3]

The underlying test is still using just ld64 though. I think a proper fix would be to use LLD if it's available as the host linker?

[int3]

Clearing queue

lldb/test/Shell/SymbolFile/DWARF/deterministic-build.cpp

 // Test that binaries linked deterministically (N_OSO has timestamp 0) can still
-// have their object files loaded by lldb. Note that the env var ZERO_AR_DATE
-// requires the ld64 linker, which clang invokes by default.
+// have their object files loaded by lldb.
 // REQUIRES: system-darwin
 // RUN: %clang_host %s -g -c -o %t.o
 // RUN: ZERO_AR_DATE=1 %clang_host %t.o -g -o %t
 // RUN: %lldb %t -o "breakpoint set -f %s -l 11" -o run -o exit | FileCheck %s
 // CHECK: stop reason = breakpoint
 
 
 int main() { return 0; }