2.84.0

• Support d2. (#1944)

• Support protoc-gen-connect-openapi. (#1922, thanks @JasterV)

• Update convco@latest to 0.7.0. (#1941, thanks @graelo)

• Update just@latest to 1.57.0.

• Update cargo-semver-checks@latest to 0.49.0.

• Update tombi@latest to 1.2.4.

• Update cosign@latest to 3.1.2.