Merge bitcoindevkit/bdk#1104: refactor: use set_lookahead in set_look… #3974

Job	Run time
Build and test (stable, true, --no-default-features)	4m 0s
Build and test (stable, true, --no-default-features)	4m 50s
Build and test (stable, true, --all-features)	4m 0s
Build and test (stable, true, --all-features)	4m 49s
Check no_std	54s
Check no_std	54s
Build and test (1.57.0, --no-default-features)	3m 45s
Build and test (1.57.0, --no-default-features)	4m 41s
Check WASM	1m 25s
Check WASM	1m 25s
Build and test (1.57.0, --all-features)	3m 44s
Build and test (1.57.0, --all-features)	4m 31s
clippy_check	7m 22s
clippy_check	5m 47s
Rust fmt	23s
Rust fmt	23s
	52m 53s

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