feat: add other test utilities #16

Job	Run time
Rust fmt	16s
prepare	4s
Check no_std	45s
Build & Test (1.63.0, --all-features)	8m 7s
Check WASM	1m 44s
Build & Test (1.63.0, --no-default-features --features miniscript/no-std,bdk_chain/hashbrown)	7m 59s
Build & Test (1.88.0, true, --no-default-features --features miniscript/no-std,bdk_chain/hashbrown)	2m 12s
Build & Test (1.75.0, --all-features)	4m 2s
Build & Test (1.75.0, --no-default-features --features miniscript/no-std,bdk_chain/hashbrown)	2m 16s
Build & Test (1.88.0, true, --all-features)	3m 44s
Rust clippy	1m 27s
Build & Test Examples (example_electrum)	1m 3s
Build & Test Examples (example_bitcoind_rpc_polling)	45s
Build & Test Examples (example_esplora)	58s
Build & Test Examples (example_cli)	45s
	36m 7s

Provide feedback