Expose get_cpu_value in toolchain_config_utils.bzl

Copybara Import from #283

BEGIN_PUBLIC
Expose get_cpu_value in toolchain_config_utils.bzl (#283)

Addressing bazelbuild/bazel-central-registry#3260 (comment)

Closes #283
END_PUBLIC

COPYBARA_INTEGRATE_REVIEW=#283 from bazelbuild:meteorcloudy-patch-5 8d7f986
PiperOrigin-RevId: 700977422
Change-Id: I979446d5d79d8da465ec538632326d6d2c6932f7

cc/toolchains/toolchain_config_utils.bzl

@@ -14,11 +14,12 @@
 """Exposing some helper functions for configure cc toolchains."""
 
 load("//cc/private/toolchain:cc_configure.bzl", _MSVC_ENVVARS = "MSVC_ENVVARS")
-load("//cc/private/toolchain:lib_cc_configure.bzl", _escape_string = "escape_string")
+load("//cc/private/toolchain:lib_cc_configure.bzl", _escape_string = "escape_string", _get_cpu_value = "get_cpu_value")
 load("//cc/private/toolchain:windows_cc_configure.bzl", _find_vc_path = "find_vc_path", _setup_vc_env_vars = "setup_vc_env_vars")
 
 MSVC_ENVVARS = _MSVC_ENVVARS
 
 find_vc_path = _find_vc_path
 setup_vc_env_vars = _setup_vc_env_vars
 escape_string = _escape_string
+get_cpu_value = _get_cpu_value