build(nix): update dependencies

• Updated input 'fenix':
    'github:nix-community/fenix/3717a9f4981495d5487642554343acfacf4e64fa?narHash=sha256-b7j/GL7Pvmx9zpGnqjDzrTtLZktipsZSHJyMrLRQRKU%3D' (2024-07-27)
  → 'github:nix-community/fenix/2f9f7a678a91753349479ea10c3a5d622b711fb2?narHash=sha256-0fIwThrjCNsxfeOFxN1/hUmmIp2hdJBwp2nooS6RuuQ%3D' (2024-07-29)
• Updated input 'fenix/rust-analyzer-src':
    'github:rust-lang/rust-analyzer/aae54dde8c384acc310455504c9d8909646e0778?narHash=sha256-RenI%2B4lnrMH0DFLU4HlgCZ9X5yadeishI5Liy2XqNOQ%3D' (2024-07-26)
  → 'github:rust-lang/rust-analyzer/fd74511f34ae6c165466543cc6e55ea60e7365af?narHash=sha256-gAVkwyyKvmL4O3E3MGTgSILQ6jjbNFjY7Yfp9Df/fCM%3D' (2024-07-28)
• Updated input 'nixpkgs-darwin':
    'github:nixos/nixpkgs/7e5afd404b62e084b6b506378e7ffac415019ce9?narHash=sha256-yOjZkmmvdESPebK1EwD7Db0C%2BTKfmW2nAGPyGpqASrc%3D' (2024-07-27)
  → 'github:nixos/nixpkgs/7bba2df68503b68634e0070483ddaf6d59dc6530?narHash=sha256-S46RmS9WkBOTLORpnWsNth4Ae6TlfJS9TKXqB55YQy4%3D' (2024-07-28)
• Updated input 'rust-overlay':
    'github:oxalica/rust-overlay/56baac5e6b2743d4730e664ea64f6d8a2aad0fbb?narHash=sha256-G7/gHz8ORRvHd1/RIURrdcswKRPe9K0FsIYR4v5jSWo%3D' (2024-07-27)
  → 'github:oxalica/rust-overlay/a6fbda5d9a14fb5f7c69b8489d24afeb349c7bb4?narHash=sha256-xMOJ%2BHW4yj6e69PvieohUJ3dBSdgCfvI0nnCEe6/yVc%3D' (2024-07-29)

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