Graph: Move qa into plugin (#34517)

Move `x-pack/qa/smoke-test-graph-with-security` to
`x-pack/plugin/graph/qa/security` which should make it easier to run all
of the tests with a single command. It also lines up the directories
more closely with newer projects like cross cluster replication.

x-pack/plugin/graph/build.gradle

@@ -15,6 +15,15 @@ dependencies {
     testCompile project(path: xpackModule('core'), configuration: 'testArtifacts')
 }
 
+// add all sub-projects of the qa sub-project
+gradle.projectsEvaluated {
+    project.subprojects
+            .find { it.path == project.path + ":qa" }
+            .subprojects
+            .findAll { it.path.startsWith(project.path + ":qa") }
+            .each { check.dependsOn it.check }
+}
+
 run {
     plugin xpackModule('core')
 }

x-pack/plugin/graph/qa/build.gradle

@@ -0,0 +1,30 @@
+import org.elasticsearch.gradle.test.RestIntegTestTask
+
+subprojects {
+    // HACK: please fix this
+    // we want to add the rest api specs for xpack to qa tests, but we
+    // need to wait until after the project is evaluated to only apply
+    // to those that rest tests. this used to be done automatically
+    // when xpack was a plugin, but now there is no place with xpack as a module.
+    // instead, we should package these and make them easy to use for rest tests,
+    // but currently, they must be copied into the resources of the test runner.
+    project.tasks.withType(RestIntegTestTask) {
+        File xpackResources = new File(xpackProject('plugin').projectDir, 'src/test/resources')
+        project.copyRestSpec.from(xpackResources) {
+            include 'rest-api-spec/api/**'
+        }
+    }
+}
+
+gradle.projectsEvaluated {
+    subprojects {
+        Task assemble = project.tasks.findByName('assemble')
+        if (assemble) {
+            assemble.enabled = false
+        }
+        Task dependenciesInfo = project.tasks.findByName('dependenciesInfo')
+        if (dependenciesInfo) {
+            dependenciesInfo.enabled = false
+        }
+    }
+}