chore(deps): update opendal requirement from 0.49 to 0.50

Updates the requirements on [opendal](https://github.com/apache/opendal) to permit the latest version.
- [Release notes](https://github.com/apache/opendal/releases)
- [Changelog](https://github.com/apache/opendal/blob/main/CHANGELOG.md)
- [Commits](apache/opendal@v0.49.0...v0.50.0)

---
updated-dependencies:
- dependency-name: opendal
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

crates/paimon/Cargo.toml

@@ -47,7 +47,7 @@ serde_with = "3.9.0"
 serde_repr = "0.1"
 snafu = "0.8.3"
 typed-builder = "^0.19"
-opendal = { version = "0.49", features = ["services-fs"] }
+opendal = { version = "0.50", features = ["services-fs"] }
 pretty_assertions = "1"
 apache-avro = { version = "0.17", features = ["snappy"] }