Fighterfish JPA deployment only supports JPA 2.0

[bjetal]

When deploying a Fighterfish OSGi module with a JPA persistence unit, where the persistence.xml uses the version 2.1 namespace, we get the following exception and the module fails to deploy:

[2020-01-06T16:26:36.698-0500] [glassfish 5.1] [SEVERE] [] [] [tid: _ThreadID=96 _ThreadName=Thread-10] [timeMillis: 1578345996698] [levelValue: 1000] [[
  javax.xml.bind.UnmarshalException: unexpected element (uri:"http://xmlns.jcp.org/xml/ns/persistence", local:"persistence"). Expected elements are <{http://java.sun.com/xml/ns/persistence}persistence>
        at com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallingContext.handleEvent(UnmarshallingContext.java:714)
        at com.sun.xml.bind.v2.runtime.unmarshaller.Loader.reportError(Loader.java:232)
        at com.sun.xml.bind.v2.runtime.unmarshaller.Loader.reportError(Loader.java:227)
        at com.sun.xml.bind.v2.runtime.unmarshaller.Loader.reportUnexpectedChildElement(Loader.java:94)
        at com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallingContext$DefaultRootLoader.childElement(UnmarshallingContext.java:1119)
        at com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallingContext._startElement(UnmarshallingContext.java:544)
        at com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallingContext.startElement(UnmarshallingContext.java:526)
        at com.sun.xml.bind.v2.runtime.unmarshaller.SAXConnector.startElement(SAXConnector.java:138)
        at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:509)
        at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanStartElement(XMLNSDocumentScannerImpl.java:374)
        at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl$NSContentDriver.scanRootElementHook(XMLNSDocumentScannerImpl.java:613)
        at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:3132)
        at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl$PrologDriver.next(XMLDocumentScannerImpl.java:852)
        at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:602)
        at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:112)
        at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:505)
        at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:842)
        at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:771)
        at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:141)
        at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1213)
        at com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:643)
        at com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallerImpl.unmarshal0(UnmarshallerImpl.java:228)
        at com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallerImpl.unmarshal(UnmarshallerImpl.java:199)
        at javax.xml.bind.helpers.AbstractUnmarshallerImpl.unmarshal(AbstractUnmarshallerImpl.java:140)
        at javax.xml.bind.helpers.AbstractUnmarshallerImpl.unmarshal(AbstractUnmarshallerImpl.java:179)
        at org.glassfish.osgijpa.dd.PersistenceXMLReaderWriter.read(PersistenceXMLReaderWriter.java:55)
        at org.glassfish.osgijpa.JPABundleProcessor.discoverPxmls(JPABundleProcessor.java:86)
        at org.glassfish.osgijpa.JPABundleProcessor.isJPABundle(JPABundleProcessor.java:66)
        at org.glassfish.osgijpa.JPAExtender.bundleChanged(JPAExtender.java:93)
        at org.apache.felix.framework.EventDispatcher.invokeBundleListenerCallback(EventDispatcher.java:915)
        at org.apache.felix.framework.EventDispatcher.fireEventImmediately(EventDispatcher.java:834)
        at org.apache.felix.framework.EventDispatcher.fireBundleEvent(EventDispatcher.java:516)
        at org.apache.felix.framework.Felix.fireBundleEvent(Felix.java:4584)
        at org.apache.felix.framework.Felix.installBundle(Felix.java:3199)
        at org.apache.felix.framework.BundleContextImpl.installBundle(BundleContextImpl.java:167)
        at org.apache.felix.fileinstall.internal.DirectoryWatcher.installOrUpdateBundle(DirectoryWatcher.java:1037)
        at org.apache.felix.fileinstall.internal.DirectoryWatcher.install(DirectoryWatcher.java:963)
        at org.apache.felix.fileinstall.internal.DirectoryWatcher.install(DirectoryWatcher.java:884)
        at org.apache.felix.fileinstall.internal.DirectoryWatcher.doProcess(DirectoryWatcher.java:489)
        at org.apache.felix.fileinstall.internal.DirectoryWatcher.process(DirectoryWatcher.java:365)
        at org.apache.felix.fileinstall.internal.DirectoryWatcher.run(DirectoryWatcher.java:316)
]]