Update com.squareup.okio to v3.15.0 (#8896)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

gradle/libs.versions.toml

@@ -3,7 +3,7 @@
 biz-aQute-bnd = "7.1.0"
 checkStyle = "10.26.1"
 com-squareup-moshi = "1.15.2"
-com-squareup-okio = "3.14.0"
+com-squareup-okio = "3.15.0"
 de-mannodermaus-junit5 = "1.8.0"
 graalvm = "24.2.1"
 junit-platform = "1.13.2"