deps: update okhttp monorepo to v5.3.0

Author: renovate[bot]

gradle/libs.versions.toml

@@ -52,7 +52,7 @@ maven = "3.9.11"
 mavenResolver = "1.9.24"
 mockk = "1.14.6"
 mordant = "3.0.2"
-okhttp = "5.2.1"
+okhttp = "5.3.0"
 postgres = "42.7.8"
 postgresEmbedded = "1.1.1"
 reflections = "0.10.2"