restore missing serialization ids

Author: SylvainJuge

jmx-scraper/src/main/java/io/opentelemetry/contrib/jmxscraper/ArgumentsParsingException.java

@@ -6,6 +6,7 @@
 package io.opentelemetry.contrib.jmxscraper;
 
 public class ArgumentsParsingException extends Exception {
+  private static final long serialVersionUID = 0L;
 
   public ArgumentsParsingException(String msg) {
     super(msg);

jmx-scraper/src/main/java/io/opentelemetry/contrib/jmxscraper/config/ConfigurationException.java

@@ -6,6 +6,7 @@
 package io.opentelemetry.contrib.jmxscraper.config;
 
 public class ConfigurationException extends Exception {
+  private static final long serialVersionUID = 0L;
 
   public ConfigurationException(String message, Throwable cause) {
     super(message, cause);