Automatically update flake.lock to the latest version

deploy-rs     1776009f1f (2024-01-10) -> 88b3059b02 (2024-04-01)
flake-utils   1ef2e671c3 (2024-01-15) -> b1d9ab7066 (2024-03-11)
hermetic      26c22e9824 (2022-11-04) -> 3526392f07 (2024-03-18)
nixpkgs       f724378e61 (2024-01-15) -> 2e45354e20 (2024-05-01)
serokell-nix  bfd859fcb9 (2024-01-10) -> 0c102bb3a2 (2024-04-29)
tzbot         e949663a38 (2024-01-17) -> 9ce71eadb7 (2024-03-18)
vault-secrets 202f0231f9 (2024-01-12) -> 8ee4b3e45e (2024-05-03)