Update README.md #6441

Job	Run time
Check no_std	22s
Rust fmt	6s
Check WASM	1m 4s
Build and test (stable, true, --no-default-features --features miniscript/no-std)	1m 25s
prepare	3s
Build and test (stable, true, --all-features)	3m 53s
Build and test (1.63.0, --no-default-features --features miniscript/no-std)	2m 27s
Build & Test Examples (example_cli)	28s
Build and test (1.63.0, --all-features)	5m 18s
Build & Test Examples (example_bitcoind_rpc_polling)	28s
Build & Test Examples (example_electrum)	45s
Build & Test Examples (example_esplora)	55s
Build & Test Examples (example_wallet_electrum)	49s
Build & Test Examples (example_wallet_esplora_async)	58s
Build & Test Examples (example_wallet_esplora_blocking)	1m 1s
Build & Test Examples (example_wallet_rpc)	37s
clippy_check	43s
	21m 22s

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