message: doc: updated news
diff: News, Updates, and Announcements
  ================================
  +April 9, 2020: Version v1.2.0 now released on GitHub
  +----------------------------------------------------
  +
  +New release version 1.2.0 is now available on the [Intel Open Image Denoise
  +GitHub page](https://github.com/OpenImageDenoise/oidn/releases/v1.2.0).
  +
  October 15, 2019: Version v1.1.0 now released on GitHub
  --------------------------------------------------
  