qa: Rename cli.args to cli.options
qa: Rename cli.args to cli.options

Summary:
```
That is the name in bitcoin-cli -help
```

Partial backport of core PR12089 (commit ffffb10)
https://github.com/bitcoin/bitcoin/pull/12089/commits/ffffb10a9f12b43d4716048ebfd7203bd79e59f3

Test Plan:
  ./test/functional/test_runner.py wallet_multiwallet

Reviewers: #bitcoin_abc, deadalnix

Reviewed By: #bitcoin_abc, deadalnix

Differential Revision: https://reviews.bitcoinabc.org/D3458

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