Fix build due to phasing off SecurityManager usage in favor of Java Agent

Signed-off-by: Pranav Reddy <pranavrd@amazon.com>

Author: pranu2502

build.gradle

@@ -84,6 +84,26 @@ allprojects {
 
     project.getExtensions().getExtraProperties().set("versions", VersionProperties.getVersions());
 
+    configurations {
+        agent
+    }
+
+    task prepareAgent(type: Copy) {
+        from(configurations.agent)
+        into "$buildDir/agent"
+    }
+
+    dependencies {
+        agent "org.opensearch:opensearch-agent-bootstrap:${opensearch_version}"
+        agent "org.opensearch:opensearch-agent:${opensearch_version}"
+        agent "net.bytebuddy:byte-buddy:${versions.bytebuddy}"
+    }
+
+    tasks.withType(Test) {
+        dependsOn prepareAgent
+        jvmArgs += ["-javaagent:" + project.layout.buildDirectory.file("agent/opensearch-agent-${opensearch_version}.jar").get()]
+    }
+
 }
 
 subprojects {