This pull request includes several changes to the rosenpass project, primarily focused on code refactoring to improve readability and maintainability. The most important changes include updating the fuzz targets to use a more consistent approach, refactoring the protocol.rs file, and improving the secret-memory module by utilizing the ToLifetime trait.

Fuzz Targets Refactoring:

• fuzz/fuzz_targets/blake2b.rs: Updated the fuzz target to use Blake2bInput struct and improved the handling of input data.
• fuzz/fuzz_targets/kyber_encaps.rs: Refactored to use Kyber768Input struct and ensured input length validation.
• fuzz/fuzz_targets/mceliece_encaps.rs: Simplified the fuzz target by removing unnecessary imports and improving encapsulation handling.

Protocol Module Enhancements:

• rosenpass/src/protocol/protocol.rs: Updated the cpy_min function calls to use the to method for better readability and consistency. [1] [2]

Secret-Memory Module Improvements:

• secret-memory/src/public.rs: Refactored various methods to use the ToLifetime trait, enhancing code clarity and reducing redundancy. [1] [2] [3] [4] [5] [6] [7] [8] [9]
• secret-memory/src/secret.rs: Applied similar refactoring using ToLifetime to improve the handling of secret data. [1] [2] [3] [4] [5] [6] [7]

Library Enhancements:

• to/src/lib.rs: Added ToLifetime to the list of exports to facilitate its usage across the project.
• to/src/to/to_function.rs: Improved documentation and examples for the to function, highlighting the benefits of using the To trait.
• to/src/to/to_trait.rs: Fixed a typo in the documentation for better clarity.

Tests are all green🟢

/claim #164