Update com.squareup.okio to v3.16.4

Author: renovate[bot]

gradle/libs.versions.toml

@@ -3,7 +3,7 @@ agp = "8.13.1"
 biz-aQute-bnd = "7.1.0"
 checkStyle = "12.1.2"
 com-squareup-moshi = "1.15.2"
-com-squareup-okio = "3.16.3"
+com-squareup-okio = "3.16.4"
 de-mannodermaus-junit5 = "1.9.0"
 graalvm = "25.0.1"
 #noinspection UnusedVersionCatalogEntry