Upgrade toolchain plugin to 0.13.0 (#12209)
Upgrade toolchain plugin to 0.13.0 (#12209)

Notable changes:
* Add support for setting a description field when acquiring a token
* Logging improvement for auth code
* Re-enable async completion for streaming work unit handler logic (buildsense data upload)
benjyw/pants,pantsbuild/pants,pantsbuild/pants,pantsbuild/pants,pantsbuild/pants,benjyw/pants,benjyw/pants,benjyw/pants,benjyw/pants,pantsbuild/pants,pantsbuild/pants,pantsbuild/pants,benjyw/pants,benjyw/pants