cargo: bump the minor-updates group with 1 update

Updates the requirements on [toml](https://github.com/toml-rs/toml) to permit the latest version.

Updates `toml` to 0.8.8
- [Commits](toml-rs/toml@toml-v0.7.8...toml-v0.8.8)

---
updated-dependencies:
- dependency-name: toml
  dependency-type: direct:production
  dependency-group: minor-updates
...

Signed-off-by: dependabot[bot] <[email protected]>

Cargo.toml

@@ -23,7 +23,7 @@ pulldown-cmark = { version = "0.9.1", default-features = false, optional = true
 regex = { version = "1.5.4", default-features = false, features = ["std", "unicode"], optional = true }
 semver = { version = "1.0.5", optional = true }
 syn = { version = "2.0.15", default-features = false, features = ["parsing", "printing", "full"], optional = true }
-toml = { version = "0.7.8", optional = true }
+toml = { version = "0.8.8", optional = true }
 url = { version = "2.2.2", optional = true }
 
 [dev-dependencies]