update exitless-busted generation
update exitless-busted generation

Busted 2.0.rc11-0 has the following main file:

> require 'busted.runner'({ standalone = false })

Previous Busted versions had batch = true instead of standalone = false.

Use both of them to be compatible with both Busted versions.

See https://travis-ci.org/npge/lua-npge/jobs/87770095#L3023

npge/lua-npge,starius/lua-npge,npge/lua-npge,starius/lua-npge,starius/lua-npge,npge/lua-npge