Added fallback_max_weight to Transact for sending messages to V4 chains #7556

Job	Run time
preflight / preflight	40s
preflight / ci-versions	1m 29s
test-full-crypto-feature	3m 23s
cargo-check-benches (master)	22m 21s
cargo-check-all-crate-macos	11m 12s
cargo-check-benches (current)	24m 17s
cargo-check-each-crate (1)	19m 44s
test-frame-ui	47m 4s
cargo-check-each-crate (2)	20m 48s
test-node-metrics	10m 50s
cargo-check-each-crate (3)	9m 39s
cargo-check-each-crate (4)	18m 32s
cargo-check-each-crate (5)	27m 21s
cargo-check-each-crate (6)	15m 5s
cargo-check-each-crate (7)	32m 33s
test-frame-examples-compile-to-wasm	3m 0s
test-deterministic-wasm	6m 28s
check-tracing	2m 24s
check-metadata-hash	6m 10s
node-bench-regression-guard	26s
All test misc tests passed	1s
	4h 43m 27s

Provide feedback