Bulk load CDK: test runner not micronaut, fix concurrent execution (#47006)

buildSrc/src/main/groovy/airbyte-bulk-connector.gradle

@@ -152,10 +152,6 @@ class AirbyteBulkConnectorPlugin implements Plugin<Project> {
                     resources {
                         srcDir 'src/test-integration/resources'
                     }
-                    resources {
-                        srcDir '.'
-                        include 'metadata.yaml'
-                    }
                 }
                 // This source set should only be used for tests based on the old CDK's test classes,
                 // in particular DestinationAcceptanceTest / BaseTypingDedupingTest.
@@ -178,6 +174,11 @@ class AirbyteBulkConnectorPlugin implements Plugin<Project> {
                 testClassesDirs = project.sourceSets.integrationTest.output.classesDirs
                 classpath = project.sourceSets.integrationTest.runtimeClasspath
                 useJUnitPlatform()
+
+                jvmArgs = project.test.jvmArgs
+                systemProperties = project.test.systemProperties
+                maxParallelForks = project.test.maxParallelForks
+                maxHeapSize = project.test.maxHeapSize
             }
 
             // For historical reasons (i.e. airbyte-ci), this task is called integrationTestJava.
@@ -193,7 +194,12 @@ class AirbyteBulkConnectorPlugin implements Plugin<Project> {
                 useJUnitPlatform()
                 // We need a docker image to run this task, so depend on assemble
                 dependsOn project.tasks.assemble
-                environment "MICRONAUT_ENVIRONMENTS", "DOCKERIZED_INTEGRATION_TEST"
+                environment "AIRBYTE_CONNECTOR_INTEGRATION_TEST_RUNNER", "docker"
+
+                jvmArgs = project.test.jvmArgs
+                systemProperties = project.test.systemProperties
+                maxParallelForks = project.test.maxParallelForks
+                maxHeapSize = project.test.maxHeapSize
             }
 
             project.dependencies {