Fix up L1C setting of background rates and bg_sys_err#2652

subagonsouth merged 4 commits intoIMAP-Science-Operations-Center:devIMAP-Science-Operations-Center/imap_processing:devfrom

subagonsouth:2651-bug---lo-l1c-backgrounds-not-being-selectedsubagonsouth/imap_processing:2651-bug---lo-l1c-backgrounds-not-being-selectedCopy head branch name to clipboard