Added fallback_max_weight to Transact for sending messages to V4 chains #6884

Job	Run time
preflight / preflight	42s
preflight / ci-versions	1m 10s
cargo-check-benches (master)	4m 44s
cargo-check-benches (current)	4m 38s
test-frame-ui	5m 10s
cargo-check-each-crate (1)	5m 3s
test-full-crypto-feature	2m 45s
cargo-check-each-crate (2)	5m 4s
test-node-metrics	5m 12s
cargo-check-each-crate (3)	5m 3s
cargo-check-each-crate (4)	5m 3s
cargo-check-all-crate-macos	8m 21s
cargo-check-each-crate (5)	5m 5s
cargo-check-each-crate (6)	5m 3s
cargo-check-each-crate (7)	5m 4s
test-frame-examples-compile-to-wasm	2m 7s
node-bench-regression-guard	8s
test-deterministic-wasm	1s
check-tracing	1s
check-metadata-hash	1s
All test misc tests passed	1s
	1h 10m 26s

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