Snowbridge Updates - Ethereum header cleanup MBM, runtime config cleanup & minor refactoring #3157

Job	Run time
preflight / preflight	38s
preflight / ci-versions	1m 17s
cargo-check-benches (master)	20m 3s
cargo-check-benches (current)	22m 8s
test-frame-ui	25m 59s
cargo-check-each-crate (1)	15m 58s
cargo-check-all-crate-macos	11m 44s
cargo-check-each-crate (2)	17m 7s
cargo-check-each-crate (3)	5m 25s
test-full-crypto-feature	2m 33s
cargo-check-each-crate (4)	14m 5s
test-node-metrics	8m 9s
cargo-check-each-crate (5)	21m 45s
cargo-check-each-crate (6)	12m 47s
cargo-check-each-crate (7)	27m 55s
test-frame-examples-compile-to-wasm	3m 9s
test-deterministic-wasm	6m 15s
check-tracing	2m 22s
check-metadata-hash	5m 57s
node-bench-regression-guard	14s
All test misc tests passed	1s
	3h 45m 31s

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