chore(deps): bump com.squareup.okio:okio from 3.13.0 to 3.15.0 (#550)

Bumps [com.squareup.okio:okio](https://github.com/square/okio) from 3.13.0 to 3.15.0.
- [Release notes](https://github.com/square/okio/releases)
- [Changelog](https://github.com/square/okio/blob/master/CHANGELOG.md)
- [Commits](https://github.com/square/okio/compare/parent-3.13.0...parent-3.15.0)

---
updated-dependencies:
- dependency-name: com.squareup.okio:okio
  dependency-version: 3.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

gradle/libs.versions.toml

@@ -31,7 +31,7 @@ androidphotofilters = "193f2ae509"
 sanselan = "0.97-incubator"
 media3Exoplayer = "1.4.1"
 okhttp = "4.12.0"
-okio = "3.13.0"
+okio = "3.15.0"
 picasso = "2.71828"
 subsamplingScaleImageView = "d705c3c4ad"
 #build