[cluster-test] Reload faucet account on every tx emit job
[cluster-test] Reload faucet account on every tx emit job

(1) Faucet account data can get stale and needs to be reloaded between jobs
(2) Cluster might not be healthy on cluster test startup and it might not be possible to load faucet account at that time

Closes: #1655
Approved by: ankushagarwal

libra/libra,libra/libra,libra/libra,aptos-labs/aptos-core,libra/libra,aptos-labs/aptos-core,libra/libra,aptos-labs/aptos-core,aptos-labs/aptos-core,aptos-labs/aptos-core,aptos-labs/aptos-core,aptos-labs/aptos-core