message: cargo: fix release metadata
  This fixes manifest metadata for latest `cargo-release`.
diff: @@ -48,9 +48,8 @@ lto = true
  [package.metadata.release]
  sign-commit = true
  -upload-doc = false
  disable-publish = true
  disable-push = true
  pre-release-commit-message = "cargo: zincati release {{version}}"
  -pro-release-commit-message = "cargo: development version bump"
  +post-release-commit-message = "cargo: development version bump"
  tag-message = "zincati {{version}}"
  