[CMake] Update cache file for Win to ARM Linux cross toolchain builders. NFC.

Use default test configuration file for the libunwind tests.

Author: vvereschaka

clang/cmake/caches/CrossWinToARMLinux.cmake

@@ -176,10 +176,6 @@ if(DEFINED REMOTE_TEST_HOST)
   set(RUNTIMES_${TOOLCHAIN_TARGET_TRIPLE}_LIBUNWIND_TARGET_INFO                   "${DEFAULT_TEST_TARGET_INFO}" CACHE STRING "")
   set(RUNTIMES_${TOOLCHAIN_TARGET_TRIPLE}_LIBUNWIND_EXECUTOR                      "${DEFAULT_TEST_EXECUTOR}" CACHE STRING "")
 
-  #NOTE: temporary workaround to fix the remote execution for libunwind tests.
-  # https://reviews.llvm.org/D112082
-  set(RUNTIMES_${TOOLCHAIN_TARGET_TRIPLE}_LIBUNWIND_TEST_CONFIG                   "${LLVM_PROJECT_DIR}/libunwind/test/lit.site.cfg.in" CACHE PATH "")
-
   set(RUNTIMES_${TOOLCHAIN_TARGET_TRIPLE}_LIBCXXABI_TARGET_INFO                   "${DEFAULT_TEST_TARGET_INFO}" CACHE STRING "")
   set(RUNTIMES_${TOOLCHAIN_TARGET_TRIPLE}_LIBCXXABI_EXECUTOR                      "${DEFAULT_TEST_EXECUTOR}" CACHE STRING "")
   set(RUNTIMES_${TOOLCHAIN_TARGET_TRIPLE}_LIBCXX_TARGET_INFO                      "${DEFAULT_TEST_TARGET_INFO}" CACHE STRING "")