Feat: implement era switch in e2e tests #7155

Job	Run time
build-test-wasm	1m 37s
build-ubuntu-X64	4m 3s
build-docusaurus	1m 59s
test (ubuntu-22.04)	6m 50s
build (macos-12)	2m 44s
test (macos-12)	1m 39s
build (macos-14)	1m 22s
test (macos-14)	1m 4s
build (windows-latest)	2m 41s
test (windows-latest)	3m 56s
build-open-api-ui	8s
cargo-doc	45s
check	1m 30s
publish-wasm-test (mithril-client-wasm)	56s
build-test-explorer	1m 5s
publish-docs	0s
e2e (std, thales, 9.0.0, 0, #1)	1m 21s
e2e (std, thales, 9.1.0, 0, #1)	1m 18s
e2e (std, thales, 9.1.1, 0, #1)	1m 26s
e2e (std, thales, 9.2.0, 0, #1)	1m 17s
e2e (std, thales, 9.2.1, 0, #1)	1m 44s
e2e (std, pythagoras, 9.0.0, 0, #1)	1m 20s
e2e (std, pythagoras, 9.1.0, 0, #1)	1m 19s
e2e (std, pythagoras, 9.1.1, 0, #1)	1m 21s
e2e (std, pythagoras, 9.2.0, 0, #1)	2m 5s
e2e (std, pythagoras, 9.2.1, 0, #1)	1m 20s
e2e (p2p, thales, 9.1.1, 0, #1, --use-p2p-network)	1m 36s
e2e (p2p, thales, pythagoras, 9.1.1, 0, #1)	1m 43s
e2e (p2p, thales, pythagoras, 9.1.1, 0, #1, --mithril-era-regenesis-on-switch)	1m 58s
send-tests-results	13s
publish-crate-test (mithril-stm)	7s
docker-mithril (mithril-aggregator)	24s
publish-crate-test (mithril-build-script)	6s
unstable-release	0s
docker-mithril (mithril-client-cli)	23s
publish-crate-test (mithril-common)	11s
docker-mithril (mithril-signer)	25s
publish-crate-test (mithril-client)	10s
docker-mithril (mithril-relay)	16s
deploy-testing (testing-preview)	26s
deploy-testing (testing-sanchonet)	24s
	55m 12s

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