Bump io.opentelemetry.instrumentation:opentelemetry-instrumentation-bom-alpha from 2.24.0-alpha to 2.25.0-alpha in /getting-started-guides/java

Bump io.opentelemetry.instrumentation:opentelemetry-instrumentation-bom-alpha from 2.24.0-alpha to 2.25.0-alpha in /getting-started-guides/java #246