Revert "bpo-34589: Add -X coerce_c_locale command line option (GH-9378)" (GH-9430)

* Revert "bpo-34589: Add -X coerce_c_locale command line option (GH-9378)"

This reverts commit dbdee0073cf0b88fe541980ace1f650900f455cc.

* Revert "bpo-34589: C locale coercion off by default (GH-9073)"

This reverts commit 7a0791b6992d420dc52536257f2f093851ed7215.

* Revert "bpo-34589: Make _PyCoreConfig.coerce_c_locale private (GH-9371)"

This reverts commit 188ebfa475a6f6aa2d0ea14ca8e1fbe7865b6d27.
diff --git a/Python/pylifecycle.c b/Python/pylifecycle.c
index 06ea6b4..ec39500 100644
--- a/Python/pylifecycle.c
+++ b/Python/pylifecycle.c
@@ -295,7 +295,7 @@
 static void
 _emit_stderr_warning_for_legacy_locale(const _PyCoreConfig *core_config)
 {
-    if (core_config->_coerce_c_locale_warn && _Py_LegacyLocaleDetected()) {
+    if (core_config->coerce_c_locale_warn && _Py_LegacyLocaleDetected()) {
         PySys_FormatStderr("%s", _C_LOCALE_WARNING);
     }
 }