feat: update to anndata 0.11 and memory efficient reads + writes (#1152) #2749

Job	Run time
lint	19s
unit-test-ontology-dry-run	12s
unit-tests-cli	1m 26s
unit-test-genes-dry-run	28s
unit-tests-migration-assistant	11s
submit-codecoverage	20s
	2m 56s

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