build(nix): update flake lock

[enarx-bot[bot]]

Updated Inputs

• __fenix_3: github:nix-community/fenix/df0a6e4ec44b4a276acfa5a96d2a83cb2dfdc791 → github:nix-community/fenix/8e2127fcde2005afb37e25952846c97c96c54269 (view changes)__
• __nixpkgs_4: github:nixos/nixpkgs/7c67f006ea0e7d0265f16d7df07cc076fdffd91f → github:nixos/nixpkgs/04af42f3b31dba0ef742d254456dc4c14eedac86 (view changes)__
• __rust-analyzer-src_3: github:rust-lang/rust-analyzer/a5a71c75e62a0eaa1b42a376f7cf3d348cb5dec6 → github:rust-lang/rust-analyzer/fcfc6afe0526123ff43086990356bf175664fdfa (view changes)__