No pruneheight property on the GetBlockchainInfo RPC call

[bitcoinbrisbane]

On bitcoin-cli the getblockchaininfo rpc call returns the pruneheight. This is useful for resyncing

{
  "chain": "main",
  "blocks": 624959,
  "headers": 624959,
  "bestblockhash": "0000000000000000000c799dc0e36302db7fbb471711f140dc308508ef19e343",
  "difficulty": 13912524048945.91,
  "mediantime": 1586333371,
  "verificationprogress": 0.9999971825740865,
  "initialblockdownload": false,
  "chainwork": "00000000000000000000000000000000000000000e4c955dbc140174f247f260",
  "size_on_disk": 5089213233,
  "pruned": true,
  "pruneheight": 621006,
  "automatic_pruning": true,
  "prune_target_size": 5242880000,
  "softforks": {
    "bip34": {
      "type": "buried",
      "active": true,
      "height": 227931
    },
    "bip66": {
      "type": "buried",
      "active": true,
      "height": 363725
    },
    "bip65": {
      "type": "buried",
      "active": true,
      "height": 388381
    },
    "csv": {
      "type": "buried",
      "active": true,
      "height": 419328
    },
    "segwit": {
      "type": "buried",
      "active": true,
      "height": 481824
    }
  },
  "warnings": ""
}