Make address key lookup case-insensitive in simulator

[bomanaps]

ethereum/execution-apis#758 (comment)

[bomanaps]

Cc @fjl @fab-10 @macfarla please can you review this

[macfarla]

confirming this fixes the txpool_content rpc compat hive failure when running with besu locally

[bomanaps]

confirming this fixes the txpool_content rpc compat hive failure when running with besu locally

Yea it will

[bomanaps]

confirming this fixes the txpool_content rpc compat hive failure when running with besu locally

mercynaps@macs-MacBook-Pro hive % ./hive --sim ethereum/rpc-compat --client besu --sim.limit /txpool_content --docker.nocache ethereum/rpc-compat
Apr 27 06:41:03.229 INF building image image=hive/hiveproxy nocache=false pull=false
Apr 27 06:42:09.242 INF building 1 clients...
Apr 27 06:42:09.243 INF building image image=hive/clients/besu:latest dir=clients/besu nocache=false pull=false
Apr 27 06:42:09.338 INF building 1 simulators...
Apr 27 06:42:09.338 INF building image image=hive/simulators/ethereum/rpc-compat:latest dir=simulators/ethereum/rpc-compat nocache=true pull=false
Apr 27 06:45:55.813 INF running simulation: ethereum/rpc-compat
Apr 27 06:45:56.079 INF hiveproxy started container=b24e471fa0cb addr=172.17.0.4:8081
Apr 27 06:45:56.318 INF API: suite started suite=0 name=rpc-compat
Apr 27 06:45:56.320 INF API: test started suite=0 test=1 name="client launch (besu)"
Apr 27 06:46:03.136 INF API: client besu started suite=0 test=1 container=0190b1fa
Apr 27 06:46:03.327 INF API: test started suite=0 test=2 name="txpool_content/get-content (besu)"
Apr 27 06:46:03.362 INF API: test ended suite=0 test=2 pass=true
Apr 27 06:46:03.366 INF API: test started suite=0 test=3 name="txpool_contentFrom/get-content-from-address (besu)"
Apr 27 06:46:03.393 INF API: test ended suite=0 test=3 pass=true
Apr 27 06:46:03.569 INF API: test ended suite=0 test=1 pass=true
Apr 27 06:46:03.603 INF API: suite ended suite=0
Apr 27 06:46:03.839 INF simulation ethereum/rpc-compat finished suites=1 tests=3 failed=0
mercynaps@macs-MacBook-Pro hive %