Change RestTemplateLoggingInterceptor from public to private.

src/main/java/generiek/api/EnrollmentEndpoint.java

@@ -49,7 +49,7 @@
 import java.util.stream.Collectors;
 import java.util.stream.Stream;
 
-public class RestTemplateLoggingInterceptor implements ClientHttpRequestInterceptor {
+private class RestTemplateLoggingInterceptor implements ClientHttpRequestInterceptor {
     @Override
     public ClientHttpResponse intercept(HttpRequest request, byte[] body, ClientHttpRequestExecution execution) throws IOException {
         // Log request details