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* Switch to pyzstd since it is more maintained by jeandet in https://github.com/SciQLop/speasy/pull/140
* Fixes bug when using CDA REST API, if_newer_than kw arg was given twice by jeandet in https://github.com/SciQLop/speasy/pull/141
* If SPEASY_SKIP_INIT_PROVIDERS env var if defined Speasy will skip inventories load by jeandet in https://github.com/SciQLop/speasy/pull/142
* Reduces axes count according to numpy reduction by jeandet in https://github.com/SciQLop/speasy/pull/143