refactor(protocol): remove code not used

[dantaik]

This PR is prepared in advance and should be merged only when the first block is proposed on mainnet.

[openzeppelin-code[bot]]

refactor(protocol): remove code not used

Generated at commit: 7d1e16471febb541040d656b74e70f34338cf5f9

🚨 Report Summary

	Severity Level	Results
Contracts	Critical High Medium Low Note Total	2 2 0 8 42 54
Dependencies	Critical High Medium Low Note Total	0 0 0 0 0 0

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