stm32f3 0.2.1

Device support crates for STM32F3 devices failed to build stm32f3-0.2.1
Please check the build logs for more information.
See Builds for ideas on how to fix a failed build, or Metadata for how to configure builds.
If you believe this is' fault, open an issue.
Visit the last successful build: stm32f3-0.11.0