[bsp][stm32] 1.Fixed the problem that the watchdog device was not reg…

[Maihuanyi]

…istered, because the macro RT_USING_WDT was not introduced due to the missing header file.

拉取/合并请求描述：(PR description)

[
1. 修复STM32的drv_wdt缺少头文件没有注册成功；
2. 已在stm32f103-100ask-mini验证wdt可以正常注册进来；
]

当前拉取/合并请求的状态 Intent for your PR

必须选择一项 Choose one (Mandatory):

• 本拉取/合并请求是一个草稿版本 This PR is for a code-review and is intended to get feedback
• 本拉取/合并请求是一个成熟版本 This PR is mature, and ready to be integrated into the repo

代码质量 Code Quality：

我在这个拉取/合并请求中已经考虑了 As part of this pull request, I've considered the following:

• 已经仔细查看过代码改动的对比 Already check the difference between PR and old code
• 代码风格正确，包括缩进空格，命名及其他风格 Style guide is adhered to, including spacing, naming and other styles
• 没有垃圾代码，代码尽量精简，不包含#if 0代码，不包含已经被注释了的代码 All redundant code is removed and cleaned up
• 所有变更均有原因及合理的，并且不会影响到其他软件组件代码或BSP All modifications are justified and not affect other components or BSP
• 对难懂代码均提供对应的注释 I've commented appropriately where code is tricky
• 代码是高质量的 Code in this PR is of high quality
• 已经使用formatting 等源码格式化工具确保格式符合RT-Thread代码规范 This PR complies with RT-Thread code specification
• 如果是新增bsp, 已经添加ci检查到.github/workflows/bsp_buildings.yml 详细请参考链接BSP自查

[github-actions]

📌 Code Review Assignment

🏷️ Tag: bsp_stm32

Path: bsp/stm32
Reviewers: @wdfk-prog

Changed Files (Click to expand)

• bsp/stm32/libraries/HAL_Drivers/drivers/drv_wdt.c

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📊 Current Review Status (Last Updated: 2025-06-20 06:58 UTC)

• ⌛ @wdfk-prog Pending Review

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   Comment LGTM/lgtm after confirming approval

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[wdfk-prog]

LGTM