Added apollo metric driver, tests, and data (#533)

* Added apollo metric driver, tests, and data

* Changed ephemeris stop time to use driver start instead of naif

* Updated changelog

* Update CHANGELOG.md

* Added missing xsps for testing

* Moved apollo changelog entry

* Moved changelog entry

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Co-authored-by: acpaquette <acpaquette@usgs.gov>
Co-authored-by: acpaquette <acp263@nau.edu>