[espidf] Stop perpetual reconfigure loop on native ESP-IDF builds (#16415)

esphome/components/esp32/__init__.py

@@ -2509,7 +2509,12 @@ def _write_idf_component_yml():
 
         stubs_dir = CORE.relative_build_path("component_stubs")
         stubs_dir.mkdir(exist_ok=True)
-        for component_name in components_to_stub:
+        # Sort so the dict insertion order (and thus the generated
+        # src/idf_component.yml) is deterministic across runs; otherwise
+        # the manifest content shuffles every build, write_file_if_changed
+        # always writes, and ninja keeps triggering CMake re-runs on
+        # otherwise-cached rebuilds.
+        for component_name in sorted(components_to_stub):
             # Create stub directory with minimal CMakeLists.txt
             stub_path = stubs_dir / _idf_component_stub_name(component_name)
             stub_path.mkdir(exist_ok=True)