v1.17.0

This is a major update to Buildroot 2021.08. Please review the Buildroot release
notification below in addition to the following.

1. Buildroot's default version of GCC changed, so add the following to your
   nerves_defconfig:

   BR2_TOOLCHAIN_EXTERNAL_GCC_10=y
   

• Package updates
  • Buildroot 2021.08
  • Erlang/OTP 24.1