Remove initUTxO from Ledger handle #2756

Job	Run time
Build & test (plutus-cbor)	1m 24s
Build & test (plutus-merkle-tree)	1m 20s
Build & test (hydra-plutus)	1m 33s
Build & test (hydra-tui)	4m 29s
Build & test (hydra-node)	4m 21s
Build haddock using nix	4m 4s
Build & test (hydra-cluster)	4m 42s
Benchmarks (hydra-node, tx-cost, --output-directory $(pwd)/../benchmarks)	4m 37s
Build specification using nix	39s
Benchmarks (hydra-node, micro, -o $(pwd)/../benchmarks/ledger-bench.html)	3m 52s
Benchmarks (hydra-cluster, bench-e2e, datasets datasets/3-nodes.cbor datasets/1-node.cbor --outpu...	7m 50s
Benchmarks (plutus-merkle-tree, on-chain-cost, $(pwd)/../benchmarks)	1m 25s
Publish test results	0s
Publish benchmark results	4s
Documentation	0s
	40m 20s

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