Bump com.squareup.okio:okio from 3.15.0 to 3.16.0

Bumps [com.squareup.okio:okio](https://github.com/square/okio) from 3.15.0 to 3.16.0.
- [Release notes](https://github.com/square/okio/releases)
- [Changelog](https://github.com/square/okio/blob/master/CHANGELOG.md)
- [Commits](square/okio@parent-3.15.0...parent-3.16.0)

---
updated-dependencies:
- dependency-name: com.squareup.okio:okio
  dependency-version: 3.16.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -9,7 +9,7 @@ kotlinpoet = "2.2.0"
 mavenplugin = "0.34.0"
 moshi = "1.15.2"
 okhttp = "5.1.0"
-okio = "3.15.0"
+okio = "3.16.0"
 protobuf = "4.31.1"
 slf4j = "2.0.17"
 spotless = "7.2.1"