TST: remove fixed 3.6/2.7/DOC build for numpy #16634
Description
- 3.6 TST: fix numpy on 3.6 build as 1.13 was released but no deps are built yet #16633
- 2.7 BLD: fix numpy on 2.7 build as 1.13 was released but no deps are built yet #16650 (Revert "BLD: fix numpy on 2.7 build as 1.13 was released but no deps are built for it #16688)
- docs COMPAT: numpy 1.13 test compat #16654