Bug 264796 [TabbedProperties] HockeyLeagueExample needs EMF source code regenerated
I discovered when looking into another problem that the EMF source code for the Hockey League Example has not been regenerated for a while.
examples/org.eclipse.ui.examples.views.properties.tabbed.hockeyleague/src/org/eclipse/ui/examples/views/properties/tabbed/hockeyleague/HockeyleaguePackage.java
* <!-- end-user-doc -->
		 * @see org.eclipse.ui.examples.views.properties.tabbed.hockeyleague.impl.LeagueImpl
		 * @see org.eclipse.ui.examples.views.properties.tabbed.hockeyleague.impl.HockeyleaguePackageImpl#getLeague()
		 * @generated
		 */
		EClass LEAGUE = eINSTANCE.getLeague();
		/**
		 * The meta object literal for the '<em><b>Headoffice</b></em>' attribute feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		EAttribute LEAGUE__HEADOFFICE = eINSTANCE.getLeague_Headoffice();
		/**
		 * The meta object literal for the '<em><b>Teams</b></em>' containment reference list feature.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @generated
		 */
		EReference LEAGUE__TEAMS = eINSTANCE.getLeague_Teams();
		/**
		 * The meta object literal for the '{@link org.eclipse.ui.examples.views.properties.tabbed.hockeyleague.impl.PlayerImpl <em>Player</em>}' class.
		 * <!-- begin-user-doc -->
		 * <!-- end-user-doc -->
		 * @see org.eclipse.ui.examples.views.properties.tabbed.hockeyleague.impl.PlayerImpl
		 * @see org.eclipse.ui.examples.views.properties.tabbed.hockeyleague.impl.HockeyleaguePackageImpl#getPlayer()
		 * @generated
		 */
		EClass PLAYER = eINSTANCE.getPlayer();
		/**