nix: update flake.lock

[getchoo]

Automated changes by the update-flake-lock GitHub Action.

Flake lock file updates:

• Updated input 'fenix':
    'github:nix-community/fenix/f6994934e25396d3a70ddb908cefccd8d3c37ac4?narHash=sha256-GPl5qug68zcCBvkakakTdzuA/LIOdWyJbAjXkoeM%2BFE%3D' (2024-07-05)
  → 'github:nix-community/fenix/e7aefd2e730c4d43adca53602a0446c29653fef8?narHash=sha256-I1tpD/7KqcKaVVHSXQcLx6oxvdQEVHjCrcEqunsmBeg%3D' (2024-07-12)
• Updated input 'fenix/rust-analyzer-src':
    'github:rust-lang/rust-analyzer/cae997e3380363a906588f14c7b4587f39cf09f5?narHash=sha256-dQx1p/2ObV%2BiDriPWTBvELCwxe9ZbOimKTJKE3MA2FQ%3D' (2024-07-03)
  → 'github:rust-lang/rust-analyzer/ffbc5ad993d5cd2f3b8bcf9a511165470944ab91?narHash=sha256-6I%2Bfm%2BnTLF/iaj7ffiFGlSY7POmubwUaPA/Wq0Bm53M%3D' (2024-07-11)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/d9c0b9d611277e42e6db055636ba0409c59db6d2?narHash=sha256-OFJoD1jjxzFlY1tAsehEWVA88DbU5smzDPQuu9SmnXY%3D' (2024-07-05)
  → 'github:NixOS/nixpkgs/6794d064edc69918bb0fc0e0eda33ece324be17a?narHash=sha256-y2wc7CdK0vVSIbx7MdVoZzuMcUoLvZXm%2BpQf2RIr1OU%3D' (2024-07-12)

Running GitHub Actions on this PR

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To run GitHub Actions workflows on this PR, run:

git branch -D update_flake_lock_action
git fetch origin
git checkout update_flake_lock_action
git commit --amend --no-edit
git push origin update_flake_lock_action --force