Update convert_case requirement from 0.6 to 0.11 (#623)

Updates the requirements on [convert_case](https://github.com/rutrum/convert-case) to permit the latest version.
- [Commits](https://github.com/rutrum/convert-case/commits)

---
updated-dependencies:
- dependency-name: convert_case
  dependency-version: 0.11.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

Cargo.toml

@@ -14,7 +14,7 @@ bit-set = "0.8.0"
 bit-vec = "0.8.0"
 bitflags = "2.9"
 compiletest_rs = "0.11"
-convert_case = "0.6"
+convert_case = "0.11"
 criterion = "0.5"
 insta = "1"
 message-io = { version = "0.19.0", default-features = false, features = [