Add ERC: Cross-Chain Tracking Standard

[baishuo13]

When opening a pull request to submit a new EIP, please use the suggested template: https://github.com/ethereum/EIPs/blob/master/eip-template.md

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[eip-review-bot]

File ERCS/erc-xxx.md

Requires 1 more reviewers from @g11tech, @lightclient, @samwilsn, @xinbenlv

File ERCS/erc-8088.md

Requires 1 more reviewers from @g11tech, @samwilsn, @xinbenlv

[github-actions[bot]]

The commit bcfd56e28d8becf8038443df7ffde0cab1901df0 (as a parent of 6a875fb1f25d414040c113859268e9d2e9d87755) contains errors. Please inspect the Run Summary for details.