repository: Remove export of non-existent package
repository: Remove export of non-existent package

I don't believe there ever was an org.osgi.service.indexer package.

Signed-off-by: BJ Hargrave <3d26bb3930946e3370762d769a073cece444c2d8@bjhargrave.com>

psoreide/bnd,psoreide/bnd,psoreide/bnd