GEOS-ESM/MAPL: MAPL 2.8.7

This is a bug-fix release of MAPL 2.8. This release fixes a bug (#1064) that has been in MAPL for a long time. It shows only when the user specifies a non-default duration, and the last step of the duration interval is written to a new, separate file From CHANGELOG.md Fixed - Fixes #1064. This is bug has been in MAPL for a long time. It shows only when the user specifies a non-default duration, and the last step of the duration interval is written to a new, separate file What's Changed Update LICENSE to Apache, other license changes by @mathomp4 in https://github.com/GEOS-ESM/MAPL/pull/1042 Fixes #1064. This bug has been in MAPL for a long time (classical "fe… by @atrayano in https://github.com/GEOS-ESM/MAPL/pull/1069 Full Changelog: https://github.com/GEOS-ESM/MAPL/compare/v2.8.6...v2.8.