Refactor DoctypeDeclTestCase slightly to make it more similar to other tests that execute management operations and reload the server

18:51:38,995 ERROR [org.jboss.as.controller.management-operation] (management-handler-thread - 2) org.jboss.as.controller.persistence.ConfigurationPersistenceException: WFLYCTL0268: Failed to rename temp file C:\BuildAgent\work\5768cf3a0bee5b47\full\testsuite\integration\basic\target\jbossas\standalone\configuration\standalone.xml.tmp to C:\BuildAgent\work\5768cf3a0bee5b47\full\testsuite\integration\basic\target\jbossas\standalone\configuration\standalone.xml: org.jboss.as.controller.persistence.ConfigurationPersistenceException: WFLYCTL0268: Failed to rename temp file C:\BuildAgent\work\5768cf3a0bee5b47\full\testsuite\integration\basic\target\jbossas\standalone\configuration\standalone.xml.tmp to C:\BuildAgent\work\5768cf3a0bee5b47\full\testsuite\integration\basic\target\jbossas\standalone\configuration\standalone.xml
    at org.jboss.as.controller.persistence.FilePersistenceUtils.moveTempFileToMain(FilePersistenceUtils.java:88)
    at org.jboss.as.controller.persistence.ConfigurationFile.commitTempFile(ConfigurationFile.java:570)
    at org.jboss.as.controller.persistence.ConfigurationFilePersistenceResource.doCommit(ConfigurationFilePersistenceResource.java:70)
    at org.jboss.as.controller.persistence.AbstractFilePersistenceResource.commit(AbstractFilePersistenceResource.java:58)
    at org.jboss.as.controller.ModelControllerImpl$3.commit(ModelControllerImpl.java:727)
    at org.jboss.as.controller.AbstractOperationContext.executeDoneStage(AbstractOperationContext.java:838)
    at org.jboss.as.controller.AbstractOperationContext.processStages(AbstractOperationContext.java:752)
    at org.jboss.as.controller.AbstractOperationContext.executeOperation(AbstractOperationContext.java:450)
    at org.jboss.as.controller.OperationContextImpl.executeOperation(OperationContextImpl.java:1402)
    at org.jboss.as.controller.ModelControllerImpl.internalExecute(ModelControllerImpl.java:420)
    at org.jboss.as.controller.ModelControllerImpl.lambda$execute$1(ModelControllerImpl.java:245)
    at org.wildfly.security.auth.server.SecurityIdentity.runAs(SecurityIdentity.java:263)
    at org.wildfly.security.auth.server.SecurityIdentity.runAs(SecurityIdentity.java:229)
    at org.jboss.as.controller.ModelControllerImpl.execute(ModelControllerImpl.java:245)
    at org.jboss.as.controller.remote.ModelControllerClientOperationHandler$ExecuteRequestHandler.doExecute(ModelControllerClientOperationHandler.java:217)
    at org.jboss.as.controller.remote.ModelControllerClientOperationHandler$ExecuteRequestHandler.access$400(ModelControllerClientOperationHandler.java:137)
    at org.jboss.as.controller.remote.ModelControllerClientOperationHandler$ExecuteRequestHandler$1$1.run(ModelControllerClientOperationHandler.java:161)
    at org.jboss.as.controller.remote.ModelControllerClientOperationHandler$ExecuteRequestHandler$1$1.run(ModelControllerClientOperationHandler.java:157)
    at org.wildfly.security.auth.server.SecurityIdentity.runAs(SecurityIdentity.java:287)
    at org.wildfly.security.auth.server.SecurityIdentity.runAs(SecurityIdentity.java:244)
    at org.jboss.as.controller.AccessAuditContext.doAs(AccessAuditContext.java:254)
    at org.jboss.as.controller.AccessAuditContext.doAs(AccessAuditContext.java:225)
    at org.jboss.as.controller.remote.ModelControllerClientOperationHandler$ExecuteRequestHandler$1.execute(ModelControllerClientOperationHandler.java:157)
    at org.jboss.as.protocol.mgmt.ManagementRequestContextImpl$1.doExecute(ManagementRequestContextImpl.java:70)
    at org.jboss.as.protocol.mgmt.ManagementRequestContextImpl$AsyncTaskRunner.run(ManagementRequestContextImpl.java:160)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    at java.lang.Thread.run(Thread.java:745)
    at org.jboss.threads.JBossThread.run(JBossThread.java:320)
Caused by: java.nio.file.FileSystemException: C:\BuildAgent\work\5768cf3a0bee5b47\full\testsuite\integration\basic\target\jbossas\standalone\configuration\standalone.xml: The process cannot access the file because it is being used by another process.

    at sun.nio.fs.WindowsException.translateToIOException(WindowsException.java:86)
    at sun.nio.fs.WindowsException.rethrowAsIOException(WindowsException.java:97)
    at sun.nio.fs.WindowsException.rethrowAsIOException(WindowsException.java:102)
    at sun.nio.fs.WindowsFileCopy.move(WindowsFileCopy.java:376)
    at sun.nio.fs.WindowsFileSystemProvider.move(WindowsFileSystemProvider.java:287)
    at java.nio.file.Files.move(Files.java:1395)
    at org.jboss.as.controller.persistence.FilePersistenceUtils.moveTempFileToMain(FilePersistenceUtils.java:86)
    ... 28 more