Use HexOrNum in ledger RPCs

[jfldde]

Description

• Accept u64 or hex string as input in ledger RPCs

Linked Issues

• Fixes Use hex on ledger_getSoftConfirmationStatus #1530

Testing

curl -s -X POST -H 'accept: application/json' -H 'content-type: application/json' -d '
{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "eth_getTransactionReceipt",       
  "params": [
    "0x9c56cd995a89812aa575d691e50a791c83ad62a64416c8e4c64e706b89862b5b"
  ]
}' localhost:12345  | jq ' .result.blockNumber'
"0x1"

curl -s -X POST -H 'accept: application/json' -H 'content-type: application/json' -d '
{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "ledger_getSoftConfirmationStatus",
  "params": [
    1                                                                   
  ]
}' localhost:12345  | jq                       
{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "trusted"
}

curl -s -X POST -H 'accept: application/json' -H 'content-type: application/json' -d '
{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "ledger_getSoftConfirmationStatus",
  "params": [
    "0x1"                                                               
  ]
}' localhost:12345  | jq                       
{
  "jsonrpc": "2.0",
  "id": 1,
  "result": "trusted"
}

[codecov]

Codecov Report

Attention: Patch coverage is 91.30435% with 4 lines in your changes missing coverage. Please review.

Project coverage is 76.3%. Comparing base (1ebe899) to head (9452e2a).
Report is 1 commits behind head on nightly.

Files with missing lines	Patch %	Lines
...vereign-sdk/full-node/sov-ledger-rpc/src/server.rs	90.6%	4 Missing ⚠️

Additional details and impacted files

Files with missing lines	Coverage Δ
...vereign-sdk/full-node/sov-ledger-rpc/src/client.rs	100.0% <ø> (ø)
.../sovereign-sdk/full-node/sov-ledger-rpc/src/lib.rs	100.0% <100.0%> (ø)
...vereign-sdk/full-node/sov-ledger-rpc/src/server.rs	95.4% <90.6%> (+<0.1%)	⬆️

... and 6 files with indirect coverage changes