reworks update_completed_data_indexes when inserting shreds #16699

Job	Run time
cargo-test-sbf (associated-token-account)	7m 14s
cargo-test-sbf (feature-proposal)	6m 50s
cargo-test-sbf (instruction-padding)	7m 2s
cargo-test-sbf (memo)	6m 3s
cargo-test-sbf (record)	6m 57s
cargo-test-sbf (single-pool)	7m 49s
cargo-test-sbf (slashing)	16m 1s
cargo-test-sbf (stake-pool)	12m 9s
cargo-test-sbf (token-2022)	7m 5s
check (associated-token-account)	1m 59s
check (feature-proposal)	2m 58s
test_cli (single-pool)	18m 14s
check (instruction-padding)	1m 2s
test_cli (token-2022)	17m 9s
check (memo)	2m 26s
check (record)	2m 4s
check (single-pool)	2m 48s
check (slashing)	1m 26s
check (stake-pool)	2m 28s
check (token-2022)	3m 42s
	2h 13m 26s

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