Revert "Avoid duplicate ops registration in macOS executor_runner (#19804)"

This reverts commit f2252a6.

Author: metascroy

backends/apple/coreml/CMakeLists.txt

@@ -230,6 +230,12 @@ if(APPLE)
 
   executorch_target_link_options_shared_lib(coremldelegate)
 
+  if(EXECUTORCH_COREML_BUILD_EXECUTOR_RUNNER)
+    target_link_libraries(
+      coremldelegate PRIVATE portable_ops_lib portable_kernels
+    )
+  endif()
+
   target_compile_options(
     coremldelegate PRIVATE -fobjc-arc -fno-exceptions -x objective-c++
                            -Wno-null-character -Wno-receiver-expr

tools/cmake/preset/default.cmake

@@ -194,6 +194,10 @@ define_overridable_option(
 define_overridable_option(
   EXECUTORCH_BUILD_VGF "Build the Arm VGF backend" BOOL OFF
 )
+define_overridable_option(
+  EXECUTORCH_COREML_BUILD_EXECUTOR_RUNNER "Build CoreML executor runner." BOOL
+  OFF
+)
 define_overridable_option(
   EXECUTORCH_BUILD_WASM "Build the ExecuTorch JavaScript API" BOOL OFF
 )

tools/cmake/preset/macos.cmake

@@ -9,3 +9,4 @@ include(${PROJECT_SOURCE_DIR}/tools/cmake/preset/apple_common.cmake)
 set_overridable_option(EXECUTORCH_BUILD_EXTENSION_EVALUE_UTIL ON)
 set_overridable_option(EXECUTORCH_BUILD_EXTENSION_RUNNER_UTIL ON)
 set_overridable_option(EXECUTORCH_BUILD_EXECUTOR_RUNNER ON)
+set_overridable_option(EXECUTORCH_COREML_BUILD_EXECUTOR_RUNNER ON)