Update apple_common.cmake (#12602)

Disable testing and build extension/llm artifacts

Author: shoumikhin

tools/cmake/preset/apple_common.cmake

@@ -13,12 +13,14 @@ add_compile_options(
   -fdebug-prefix-map=${PROJECT_SOURCE_DIR}=/executorch
 )
 
+set_overridable_option(BUILD_TESTING OFF)
 set_overridable_option(EXECUTORCH_BUILD_XNNPACK ON)
 set_overridable_option(EXECUTORCH_BUILD_COREML ON)
 set_overridable_option(EXECUTORCH_BUILD_MPS ON)
 set_overridable_option(EXECUTORCH_XNNPACK_SHARED_WORKSPACE ON)
 set_overridable_option(EXECUTORCH_BUILD_EXTENSION_APPLE ON)
 set_overridable_option(EXECUTORCH_BUILD_EXTENSION_DATA_LOADER ON)
+set_overridable_option(EXECUTORCH_BUILD_EXTENSION_LLM_RUNNER ON)
 set_overridable_option(EXECUTORCH_BUILD_EXTENSION_MODULE ON)
 set_overridable_option(EXECUTORCH_BUILD_EXTENSION_FLAT_TENSOR ON)
 set_overridable_option(EXECUTORCH_BUILD_EXTENSION_TENSOR ON)