Remove unneeded storage version from pallet invulnerables #4602

Job	Run time
set-tags	5s
cargo-clippy	2m 8s
cargo-toml-feature-propagation	1m 51s
check-copyright	5s
build	5m 18s
Check with rustfmt	15s
toml-formatting	55s
typescript-formatting	17s
typescript-linting	18s
rust-test	6m 42s
Check WASM runtimes with Twiggy	1m 38s
check-api-augment	1m 13s
typescript-tests	4m 50s
typescript-tests-flashbox	4m 6s
typescript-tests-frontier	4m 17s
chopsticks-upgrade-test (stagenet_dancebox, dancebox)	39s
docker-tanssi (tanssi)	50s
typescript-dancebox-specs	27s
chopsticks-upgrade-test (flashbox, flashbox)	57s
docker-tanssi (container-chain-simple-template)	56s
chopsticks-upgrade-test (dancebox, dancebox)	52s
docker-tanssi (container-chain-evm-template)	39s
chopsticks-upgrade-test (frontier_template, container-chain-template-frontier)	59s
docker-tanssi (starlight)	1m 38s
typescript-tests-relay	3m 24s
chopsticks-upgrade-test (stagelight, dancelight)	1m 35s
typescript-tests-simple-template	2m 54s
zombienet-test-upgrade (dancebox)	3m 38s
zombienet-tests (zombie_tanssi)	11m 14s
zombienet-tests (zombie_tanssi_parathreads)	13m 51s
zombienet-test-upgrade-containers (frontier_template, container-chain-template-frontier)	9m 54s
zombienet-tests (zombie_tanssi_rotation)	9m 19s
zombienet-test-upgrade-starlight (dancelight, dancelight)	1m 51s
zombienet-test-upgrade-containers (simple_template, container-chain-template-simple)	9m 58s
zombienet-tests (zombie_tanssi_warp_sync)	6m 34s
zombienet-tests (zombie_tanssi_relay)	10m 37s
zombienet-tests (zombie_data_preservers)	12m 22s
	2h 19m 6s

Provide feedback