v0.8.7

What's Changed

• [ci] Roll pinned nightly toolchain by @google-pr-creation-bot in #1927
• [ci] Roll pinned nightly toolchain by @google-pr-creation-bot in #1936
• [ci] Roll pinned stable toolchain by @google-pr-creation-bot in #1937
• [ci] Roll pinned nightly toolchain by @google-pr-creation-bot in #1946
• [ci] Roll pinned nightly toolchain by @google-pr-creation-bot in #1949
• [ci] Roll pinned nightly toolchain by @google-pr-creation-bot in #1954
• [doc] Render toolchain version detection in rustdoc by @joshlf in #1944

Full Changelog: v0.8.6...v0.8.7