fix: randomize key order for testnet stx faucet transactions #2558

Job	Run time
test-rosetta (rosetta)	3m 4s
lint	1m 4s
test-2_5 (block-zero-handling)	3m 32s
test-rosetta (rosetta-construction)	2m 30s
test (api)	9m 45s
test-2_5 (faucet-stx)	1m 23s
test-rosetta (rosetta-cli-data)	2m 25s
test-2_5 (pox-4-btc-address-formats)	2m 16s
test (bns)	3m 7s
test-rosetta (rosetta-cli-construction)	2m 31s
test-2_5 (pox-4-delegate-aggregation)	1m 58s
test (bns-e2e)	7m 3s
test-2_5 (pox-4-delegate-stacking)	1m 55s
test (btc-faucet)	1m 38s
test-2_5 (pox-4-delegate-revoked-stacking)	1m 57s
test (event-replay)	2m 3s
test-2_5 (pox-4-stack-extend-increase)	2m 10s
test (rpc)	1m 35s
test-2_5 (pox-4-rosetta-btc-addr-types)	4m 52s
test-2_5 (pox-4-rosetta-cycle-phases)	1m 12s
test-2_5 (pox-4-rosetta-segwit)	1m 38s
test-2_5 (pox-4-burnchain-stack-stx)	1m 55s
test-2_5 (pox-4-burnchain-delegate-stx)	1m 37s
build-publish	1m 54s
	1h 5m 4s

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