RT-Thread/rt-thread: https://github.com/RT-Thread/rt-thread.git @ v4.0.x

kopia lustrzana https://github-proxy.rt-thread.io/RT-Thread/rt-thread.git

sunxing e1cf0cdb6b fix bugs about startup_gd32f4xx		4 lat temu
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CMSIS	e1cf0cdb6b fix bugs about startup_gd32f4xx	4 lat temu
GD32F4xx_standard_peripheral	7b5fd81d06 [bsp][gd32450z-eval] Update firmware library and delete usb relate library codes	4 lat temu
SConscript	f070d64021 [bsp][gd32450z-eval] Synchronize firmware library updates	4 lat temu