coverity#1209892 Uncaught exception

Change-Id: I7ff87e29769e1d911002d6e1d25cafe40c2d9b8a

package/source/xstor/xstorage.cxx

@@ -1651,6 +1651,7 @@ void OStorage_Impl::CloneStreamElement( const OUString& aStreamName,
         throw ( embed::InvalidStorageException,
                 lang::IllegalArgumentException,
                 packages::WrongPasswordException,
+                packages::NoEncryptionException,
                 io::IOException,
                 embed::StorageWrappedTargetException,
                 uno::RuntimeException )

package/source/xstor/xstorage.hxx

@@ -264,6 +264,7 @@ struct OStorage_Impl
         throw ( ::com::sun::star::embed::InvalidStorageException,
                 ::com::sun::star::lang::IllegalArgumentException,
                 ::com::sun::star::packages::WrongPasswordException,
+                ::com::sun::star::packages::NoEncryptionException,
                 ::com::sun::star::io::IOException,
                 ::com::sun::star::embed::StorageWrappedTargetException,
                 ::com::sun::star::uno::RuntimeException );