chore(deps): update flake.lock dependencies

- copilotchat: update to revision b8d713a0b6179448c05bfa8eb25826ba0c71256d
  - lastModified: 1725121224
  - narHash: sha256-AVXFRriB13T5XEaB0JbnszuOOUjwhv4evBjdm1l9lyo=
- flake-parts: update to revision af510d4a62d071ea13925ce41c95e3dec816c01d
  - lastModified: 1725024810
  - narHash: sha256-ODYRm8zHfLTH3soTFWE452ydPYz2iTvr9T8ftDMUQ3E=
- home-manager: update to revision c2cd2a52e02f1dfa1c88f95abeb89298d46023be
  - lastModified: 1724435763
  - narHash: sha256-UNky3lJNGQtUEXT2OY8gMxejakSWPTfWKvpFkpFlAfM=
- nix-darwin: update to revision c8d3157d1f768e382de5526bb38e74d2245cad04
  - lastModified: 1724994893
  - narHash: sha256-yutISDGg6HUaZqCaa54EcsfTwew3vhNtt/FNXBBo44g=
- nixpkgs: update to revision 71e91c409d1e654808b2621f28a327acfdad8dc2
  - lastModified: 1724819573
  - narHash: sha256-GnR7/ibgIH1vhoy8cYdmXE6iyZqKqFxQSVkFgosBh6w=
- nixpkgs-stable: update to revision 6e99f2a27d600612004fbd2c3282d614bfee6421
  - lastModified: 1725001927
  - narHash: sha256-eV+63gK0Mp7ygCR0Oy4yIYSNcum2VQwnZamHxYTNi+M=
- thealtf4stream.nvim: update to revision 70a93de54324f800cf7d37d0e325caff24f4b4f4
  - lastModified: 1725177050
  - narHash: sha256-ybU8pojAV8/yLZVYUyYjOxlFycfTI0x+vVF/Kx3NThc=