MacOS: Remove outdated and duplicate launcher refs

Issue-Ref: 3620
Signed-off-by: Alexander Diewald <diewald@fortiss.org>

org.fortiss.af3.phoenix.product/org.fortiss.af3.phoenix.product.product

@@ -35,10 +35,6 @@ governing permissions and limitations under the License.
       <vmArgsLin>-Xmx1024m -Xss32m
       </vmArgsLin>
       <vmArgsMac>-Xmx1024m -Xss32m -XstartOnFirstThread
--startup
-../Eclipse/plugins/org.eclipse.equinox.launcher_1.3.0.v20130327-1440.jar
---launcher.library
-../Eclipse/plugins/org.eclipse.equinox.launcher.cocoa.macosx.x86_64_1.1.200.v20140116-2212
 -showsplash
       </vmArgsMac>
       <vmArgsWin>-Xmx512m -Xss16m