Use xcode_configure from apple_support

MODULE.bazel

@@ -8,7 +8,7 @@ module(
 )
 
 bazel_dep(name = "abseil-cpp", version = "20250814.1")
-bazel_dep(name = "apple_support", version = "2.8.0")
+bazel_dep(name = "apple_support", version = "2.8.4")
 bazel_dep(name = "bazel_linux_packages", version = "0.4.1")
 bazel_dep(name = "bazel_features", version = "1.51.0")
 bazel_dep(name = "bazel_skylib", version = "1.7.1")

tools/explicit_modules/BUILD.bazel

@@ -20,14 +20,14 @@ bzl_library(
         ":xcode_explicit_module_hub_repo",
         ":xcode_explicit_module_repo",
         ":xcode_locator_repo",
-        "@bazel_tools//tools/osx:xcode_configure.bzl",
+        "@apple_support//xcode:xcode_configure",
     ],
 )
 
 bzl_library(
     name = "xcode_locator_repo",
     srcs = ["xcode_locator_repo.bzl"],
-    deps = ["@bazel_tools//tools/osx:xcode_configure.bzl"],
+    deps = ["@apple_support//xcode:xcode_configure"],
 )
 
 bzl_library(

tools/explicit_modules/extensions.bzl

@@ -14,7 +14,7 @@
 
 """Configure explicit module repos for all Xcode verisons."""
 
-load("@bazel_tools//tools/osx:xcode_configure.bzl", "run_xcode_locator")
+load("@apple_support//xcode:xcode_configure.bzl", "run_xcode_locator")
 load(
     ":precomputed_xcode_explicit_module_repo.bzl",
     "precomputed_xcode_explicit_module_repo",

tools/explicit_modules/xcode_locator_repo.bzl

@@ -14,7 +14,7 @@
 
 """Compile xcode-locator into its own repo so the binary is shareable."""
 
-load("@bazel_tools//tools/osx:xcode_configure.bzl", "run_xcode_locator")
+load("@apple_support//xcode:xcode_configure.bzl", "run_xcode_locator")
 
 _LOCATOR_SRC = Label("@bazel_tools//tools/osx:xcode_locator.m")