build(nix): update flake lock

[enarx-bot[bot]]

Updated Inputs

• __fenix_3: github:nix-community/fenix/f8b538725b6622407884bb0b5bc906410e1de842 → github:nix-community/fenix/39096fe3f379036ff4a5fa198950b8e79defe939 (view changes)__
• __nixpkgs_4: github:nixos/nixpkgs/e74e68449c385db82de3170288a28cd0f608544f → github:nixos/nixpkgs/dfdbcc428f365071f0ca3888f6ec8c25c3792885 (view changes)__
• __rust-analyzer-src_3: github:rust-lang/rust-analyzer/789dfd2a256e2725d2bcf50cca3e73f0397b91f8 → github:rust-lang/rust-analyzer/996e054f1eb1dbfc8455ecabff0f6ff22ba7f7c8 (view changes)__