[cluster-test] enable gas price into cluster test, which allow to setup non-zero gas price
[cluster-test] enable gas price into cluster test, which allow to setup non-zero gas price

Closes: #5414

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