Update dependency com.squareup.okhttp3:okhttp-bom to v5.3.0

Author: renovate[bot]

dependencyManagement/build.gradle.kts

@@ -30,7 +30,7 @@ dependencies {
   // BOMs
   api(enforcedPlatform("com.fasterxml.jackson:jackson-bom:2.20.0"))
   api(enforcedPlatform("com.google.protobuf:protobuf-bom:$protobufVersion"))
-  api(enforcedPlatform("com.squareup.okhttp3:okhttp-bom:5.2.1"))
+  api(enforcedPlatform("com.squareup.okhttp3:okhttp-bom:5.3.0"))
   api(enforcedPlatform("io.grpc:grpc-bom:1.76.0"))
   api(enforcedPlatform("io.opentelemetry:opentelemetry-bom-alpha:$otelAlphaVersion"))
   api(enforcedPlatform("io.opentelemetry.instrumentation:opentelemetry-instrumentation-bom-alpha:$otelInstrumentationAlphaVersion"))