Update okhttp monorepo to v5.3.0

Author: renovate[bot]

gradle/libs.versions.toml

@@ -17,7 +17,7 @@ kotlin = "2.2.21"
 kotlinpoet = "2.2.0"
 ktlint = "0.48.2"
 moshi = "1.15.2"
-okhttp = "5.2.1"
+okhttp = "5.3.0"
 okio = "3.9.1"
 protobuf = "4.33.0"
 protobufGradlePlugin = "0.9.5"