Connecting units to slots with annotations#2599

turbomam wants to merge 22 commits intomainmicrobiomedata/nmdc-schema:mainfrom

2598-add-storage_units-annotations-to-quantityvalue-slots-that-only-have-one-clear-cut-mixs---ucum-mappingmicrobiomedata/nmdc-schema:2598-add-storage_units-annotations-to-quantityvalue-slots-that-only-have-one-clear-cut-mixs---ucum-mappingCopy head branch name to clipboard