bump to polkadot-stable2024012-2 (#236) #558

Job	Run time
cargo-toml-fmt	8s
Primary build release for on (ubuntu-22.04)	29m 39s
create_artifacts (encointer, rococo)	13s
integration-test (bootstrap_demo_community.py --signer //Alice -w collective --batch-size 7 --wai...	11m 34s
create_artifacts (encointer, westend)	11s
integration-test (bootstrap_demo_community.py --signer //Alice -w collective --batch-size 7 --wai...	10m 33s
create_artifacts (encointer, kusama)	10s
integration-test (bootstrap_demo_community.py --signer //Alice -w collective --batch-size 7 --wai...	16m 3s
integration-test (bootstrap_demo_community.py --signer //Alice -w collective --batch-size 7 --wai...	12m 28s
Draft Release	0s
	1h 20m 59s

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