Merge bitcoindevkit/bdk#1610: Bump bdk_wallet version to 1.0.0-beta.4 #6083

Job	Run time
Build Examples (example_cli)	21s
Build and test (stable, true, --no-default-features)	3m 7s
Build Examples (example_bitcoind_rpc_polling)	30s
Check no_std	15s
Build Examples (example_electrum)	48s
Build and test (stable, true, --all-features)	3m 3s
Build and test (1.63.0, --no-default-features)	3m 55s
Build Examples (example_esplora)	46s
Build and test (1.63.0, --all-features)	3m 59s
Build Examples (wallet_electrum)	41s
Check WASM	25s
Build Examples (wallet_esplora_async)	57s
Build Examples (wallet_esplora_blocking)	43s
Rust fmt	7s
Build Examples (wallet_rpc)	24s
prepare	4s
clippy_check	27s
	20m 32s

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