Merge bitcoindevkit/bdk#1785: test(wallet): small cleanups to test_wa… #1423

Job	Run time
prepare	3s
Check no_std	43s
Check WASM	1m 1s
Build & Test Examples (example_cli)	35s
Build and test (1.83.0, true, --no-default-features --features miniscript/no-std)	2m 36s
Build & Test Examples (example_bitcoind_rpc_polling)	38s
clippy_check	1m 15s
Rust fmt	12s
Build & Test Examples (example_electrum)	59s
Build & Test Examples (example_esplora)	1m 0s
Build and test (1.83.0, true, --all-features)	4m 5s
Build & Test Examples (example_wallet_electrum)	53s
Build and test (1.63.0, --no-default-features --features miniscript/no-std)	4m 35s
Build & Test Examples (example_wallet_esplora_async)	1m 1s
Build and test (1.63.0, --all-features)	6m 14s
Build & Test Examples (example_wallet_esplora_blocking)	56s
Build & Test Examples (example_wallet_rpc)	44s
	27m 30s

Provide feedback