Add support for updating R1/R2 in update_sample function

[nukappa]

There's currently no functionality for that:

$ spacemake projects update_sample
usage: spacemake projects update_sample [-h] --project_id PROJECT_ID --sample_id SAMPLE_ID [--barcode_flavor BARCODE_FLAVOR] [--adapter_flavor ADAPTER_FLAVOR] [--species SPECIES]
                                        [--map_strategy MAP_STRATEGY] [--puck PUCK] [--puck_barcode_file_id PUCK_BARCODE_FILE_ID [PUCK_BARCODE_FILE_ID ...]]
                                        [--puck_barcode_file PUCK_BARCODE_FILE [PUCK_BARCODE_FILE ...]] [--run_mode RUN_MODE [RUN_MODE ...]] [--investigator INVESTIGATOR] [--experiment EXPERIMENT]
                                        [--sequencing_date SEQUENCING_DATE]