Merge branch 'docs/extra_component_dirs_v4.4' into 'release/v4.4'

docs: fixed EXTRA_COMPONENT_DIRS being mispelled as EXTRA_COMPONENTS_DIRS in build-system guide (v4.4)

See merge request espressif/esp-idf!22801

Author: Zim Kalinowski

docs/en/api-guides/build-system.rst

@@ -1517,7 +1517,7 @@ This phase sets up necessary parameters for the build.
         - Add components in :idf:`components` to the build.
     - The initial part of the custom ``project()`` command performs the following steps:
         - Set ``IDF_TARGET`` from environment variable or CMake cache and the corresponding ``CMAKE_TOOLCHAIN_FILE`` to be used.
-        - Add components in ``EXTRA_COMPONENTS_DIRS`` to the build.
+        - Add components in ``EXTRA_COMPONENT_DIRS`` to the build.
         - Prepare arguments for calling command ``idf_build_process()`` from variables such as ``COMPONENTS``/``EXCLUDE_COMPONENTS``, ``SDKCONFIG``, ``SDKCONFIG_DEFAULTS``.
 
   The call to ``idf_build_process()`` command marks the end of this phase.

docs/zh_CN/api-guides/build-system.rst

@@ -1519,7 +1519,7 @@ ESP-IDF 构建系统的列表文件位于 :idf:`/tools/cmake` 中。实现构建
         - 将 :idf:`components` 中的组件添加到构建中。
     - 自定义 ``project()`` 命令的初始部分执行以下步骤：
         - 在环境变量或 CMake 缓存中设置 ``IDF_TARGET`` 以及设置相应要使用的``CMAKE_TOOLCHAIN_FILE``。
-        - 添加 ``EXTRA_COMPONENTS_DIRS`` 中的组件至构建中
+        - 添加 ``EXTRA_COMPONENT_DIRS`` 中的组件至构建中
         - 从 ``COMPONENTS``/``EXCLUDE_COMPONENTS``、``SDKCONFIG``、``SDKCONFIG_DEFAULTS`` 等变量中为调用命令 ``idf_build_process()`` 准备参数。
 
 调用 ``idf_build_process()`` 命令标志着这个阶段的结束。