fix(rpc): getblocktemplate coinbase outputs order #2701

Job	Run time
Install zebrad from lockfile without cache on ubuntu-latest	8m 37s
Test stable on ubuntu-latest	2h 0m 15s
Test beta on ubuntu-latest	2h 0m 15s
Check deny.toml bans	34s
Test stable on macos-latest	37m 6s
Test stable on windows-latest	1h 3m 37s
Check deny.toml bans --features default-release-binaries	38s
Test beta on windows-latest	1h 6m 10s
Check deny.toml bans --all-features	37s
Check Cargo.lock is up to date	1m 5s
Check deny.toml sources	39s
Check for unused dependencies	6s
Check deny.toml sources --features default-release-binaries	34s
Check deny.toml sources --all-features	37s
Open or update issues for OS integration failures	0s
	7h 0m 50s

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