Merge pull request #19021 from karalabe/database-cleanup

accounts/abi/bind/backends/simulated.go

cmd/evm/runner.go

cmd/geth/chaincmd.go

cmd/geth/dao_test.go

cmd/utils/cmd.go

cmd/utils/flags.go

consensus/clique/snapshot_test.go

core/bench_test.go

core/block_validator_test.go

core/blockchain.go

core/blockchain_test.go

core/chain_indexer.go

core/chain_indexer_test.go

core/chain_makers_test.go

core/dao_test.go

core/genesis.go

core/genesis_test.go

core/headerchain.go

core/helper_test.go

core/rawdb/accessors_chain.go