"org.eclipse.pde.internal.genericeditor.target.extension.reconciler.folding.TargetPlatformFoldingReconciler"

Don't look for indexes of non-existing annotations.

Change-Id: If8b1f83ca414707d9ad50cd1dff00149a4e1fdf1
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>