Add Rtree on macos [skip ci]
Add Rtree on macos [skip ci]


Former-commit-id: 1861e6135e28c016149d45d53707c78199ed4203 [formerly 6dd7ae7f88518f0f8c0c39e4ef59cdd248dbbcf6]
Former-commit-id: 47c75ec12fda82317dac3a06737368e78407b5f4
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine