v11: Replace conservative with regrid_method in HISTORY#811

sdrabenh merged 2 commits intodevelopGEOS-ESM/GEOSgcm_App:developfrom

feature/v11-convert-to-regrid_methodGEOS-ESM/GEOSgcm_App:feature/v11-convert-to-regrid_methodCopy head branch name to clipboard