Update elastic-apm-agent to support Java 24

Author: alexey-ivanov-es

gradle/verification-metadata.xml

@@ -74,6 +74,11 @@
             <sha256 value="ef6c8f75bd6181e717cdd172864441580708c7ee8543175621a3f404f4ba6429" origin="Generated by Gradle"/>
          </artifact>
       </component>
+      <component group="co.elastic.apm" name="elastic-apm-agent" version="1.52.1">
+         <artifact name="elastic-apm-agent-1.52.1.jar">
+            <sha256 value="012198acf124830b2b8c7edc63b7ce9036bc3353e0074eb1cbb9fd6ce3b92da4" origin="Generated by Gradle"/>
+         </artifact>
+      </component>
       <component group="co.elastic.logging" name="ecs-logging-core" version="1.2.0">
          <artifact name="ecs-logging-core-1.2.0.jar">
             <sha256 value="0d6318af29848ea588b1c244834e3e762315c68de2bcfc9f1adf3f0633d22d37" origin="Generated by Gradle"/>

modules/apm/build.gradle

@@ -20,7 +20,7 @@ dependencies {
   implementation "io.opentelemetry:opentelemetry-api:${otelVersion}"
   implementation "io.opentelemetry:opentelemetry-context:${otelVersion}"
   implementation "io.opentelemetry:opentelemetry-semconv:${otelSemconvVersion}"
-  runtimeOnly    "co.elastic.apm:elastic-apm-agent:1.52.0"
+  runtimeOnly    "co.elastic.apm:elastic-apm-agent:1.52.1"
 
   javaRestTestImplementation project(':modules:apm')
   javaRestTestImplementation project(':test:framework')

muted-tests.yml

@@ -326,9 +326,6 @@ tests:
 - class: org.elasticsearch.test.apmintegration.TracesApmIT
   method: testApmIntegration
   issue: https://github.com/elastic/elasticsearch/issues/122129
-- class: org.elasticsearch.test.apmintegration.MetricsApmIT
-  method: testApmIntegration
-  issue: https://github.com/elastic/elasticsearch/issues/123022
 
 # Examples:
 #

test/external-modules/apm-integration/src/javaRestTest/java/org/elasticsearch/test/apmintegration/MetricsApmIT.java

@@ -127,7 +127,7 @@ public void testApmIntegration() throws Exception {
 
         var completed = finished.await(30, TimeUnit.SECONDS);
         var remainingAssertions = Stream.concat(valueAssertions.keySet().stream(), histogramAssertions.keySet().stream())
-            .collect(Collectors.joining());
+            .collect(Collectors.joining(","));
         assertTrue("Timeout when waiting for assertions to complete. Remaining assertions to match: " + remainingAssertions, completed);
     }