Version up to v1.11.0

[nohkwak]

Proposed changes

• version up to v1.11.0
• update rpc https://github.com/klaytn/caver-js/pull/752
  • removed https://github.com/klaytn/klaytn/pull/1860
  • governance_itemsAt,
  • governance_chainConfigAt,
  • klay_gasPriceAt
  • klay_chainConfigAt,
  • klay_govParamsAt,
  • added
  • governance_getRewardsAccumulated https://github.com/klaytn/klaytn/pull/1848
  • governance_getParams
  • governance_getChainConfig
  • klay_getParams
  • klay_getChainConfig
  • klay_forkStatus https://github.com/klaytn/klaytn/pull/1804
  • klay_recoverFromTransaction https://github.com/klaytn/klaytn/pull/1911
  • klay_recoverFromMessage https://github.com/klaytn/klaytn/pull/1911

Types of changes

Please put an x in the boxes related to your change.

• [ ] Bugfix
• [ ] New feature or enhancement
• [X] Others

Checklist

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• [X] I have read the CONTRIBUTING GUIDELINES doc
• [X] I have signed the CLA
• [ ] Lint and unit tests pass locally with my changes
• [ ] I have added tests that prove my fix is effective or that my feature works
• [ ] I have added necessary documentation (if appropriate)
• [ ] Any dependent changes have been merged and published in downstream modules

Related issues

• N/A

Further comments

• N/A