libarchive: Remove liblzma from introspection tests

This was added upstream but does not make sense in CMake because we
may replace the library with a logical target name that will not
work inside a `try_compile`.

Utilities/cmlibarchive/CMakeLists.txt

@@ -295,8 +295,6 @@ ENDIF()
 IF(LIBLZMA_FOUND)
   SET(HAVE_LIBLZMA 1)
   SET(HAVE_LZMA_H 1)
-  SET(CMAKE_REQUIRED_INCLUDES ${LIBLZMA_INCLUDE_DIR})
-  SET(CMAKE_REQUIRED_LIBRARIES ${LIBLZMA_LIBRARIES})
   INCLUDE_DIRECTORIES(${LIBLZMA_INCLUDE_DIRS})
   LIST(APPEND ADDITIONAL_LIBS ${LIBLZMA_LIBRARIES})
   IF(CMAKE_USE_SYSTEM_LIBLZMA)