支持的 CMake 版本
cmake_minimum_required() 指定成功配置项目所需的最小 CMake 版本。它还会更新项目的CMake 策略设置，这些设置控制 CMake 向后兼容性行为的各个方面。
Qt 项目需要在cmake_minimum_required 命令中设置3.16 或更新的版本，以确保一套有效的策略行为。
用于配置项目的 CMake 实际版本也取决于目标平台。对于大多数目标平台，它是3.22 。
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